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23102101000 = 2353112100191
BaseRepresentation
bin10101100000111111…
…100001011000001000
32012122000200022211101
4111200333201120020
5334303114213000
614340222111144
71445330422066
oct254077413010
965560608741
1023102101000
119885596460
124588a1b4b4
13224228a064
1411922a9036
1590327be6a
hex560fe1608

23102101000 has 64 divisors (see below), whose sum is σ = 58973391360. Its totient is φ = 8400760000.

The previous prime is 23102100997. The next prime is 23102101027. The reversal of 23102101000 is 10120132.

It is a super-2 number, since 2×231021010002 (a number of 22 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (10).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1039096 + ... + 1061095.

It is an arithmetic number, because the mean of its divisors is an integer number (921459240).

Almost surely, 223102101000 is an apocalyptic number.

23102101000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

23102101000 is an abundant number, since it is smaller than the sum of its proper divisors (35871290360).

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

23102101000 is a wasteful number, since it uses less digits than its factorization.

23102101000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2100223 (or 2100209 counting only the distinct ones).

The product of its (nonzero) digits is 12, while the sum is 10.

Adding to 23102101000 its reverse (10120132), we get a palindrome (23112221132).

The spelling of 23102101000 in words is "twenty-three billion, one hundred two million, one hundred one thousand".

Divisors: 1 2 4 5 8 10 11 20 22 25 40 44 50 55 88 100 110 125 200 220 250 275 440 500 550 1000 1100 1375 2200 2750 5500 11000 2100191 4200382 8400764 10500955 16801528 21001910 23102101 42003820 46204202 52504775 84007640 92408404 105009550 115510505 184816808 210019100 231021010 262523875 420038200 462042020 525047750 577552525 924084040 1050095500 1155105050 2100191000 2310210100 2887762625 4620420200 5775525250 11551050500 23102101000