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103230021132 = 22337283748131
BaseRepresentation
bin110000000100011111…
…1010001111000001100
3100212110021111102021000
41200020333101320030
53142403341134012
6115231225340300
710313064462510
oct1401077217014
9325407442230
10103230021132
113a863723857
121800b637690
139971a5ca54
144dd4022140
152a42ab7ddc
hex1808fd1e0c

103230021132 has 96 divisors (see below), whose sum is σ = 305980899840. Its totient is φ = 29483282880.

The previous prime is 103230021107. The next prime is 103230021143. The reversal of 103230021132 is 231120032301.

It is a super-2 number, since 2×1032300211322 (a number of 23 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2120707 + ... + 2168837.

It is an arithmetic number, because the mean of its divisors is an integer number (3187301040).

Almost surely, 2103230021132 is an apocalyptic number.

103230021132 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

103230021132 is an abundant number, since it is smaller than the sum of its proper divisors (202750878708).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

103230021132 is a wasteful number, since it uses less digits than its factorization.

103230021132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50988 (or 50980 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 18.

Adding to 103230021132 its reverse (231120032301), we get a palindrome (334350053433).

The spelling of 103230021132 in words is "one hundred three billion, two hundred thirty million, twenty-one thousand, one hundred thirty-two".

Divisors: 1 2 3 4 6 7 9 12 14 18 21 27 28 36 42 54 63 84 108 126 189 252 378 756 2837 5674 8511 11348 17022 19859 25533 34044 39718 48131 51066 59577 76599 79436 96262 102132 119154 144393 153198 178731 192524 238308 288786 306396 336917 357462 433179 536193 577572 673834 714924 866358 1010751 1072386 1299537 1347668 1732716 2021502 2144772 2599074 3032253 4043004 5198148 6064506 9096759 12129012 18193518 36387036 136547647 273095294 409642941 546190588 819285882 955833529 1228928823 1638571764 1911667058 2457857646 2867500587 3686786469 3823334116 4915715292 5735001174 7373572938 8602501761 11470002348 14747145876 17205003522 25807505283 34410007044 51615010566 103230021132