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101230330020 = 22352706162347
BaseRepresentation
bin101111001000111001…
…1000100000010100100
3100200021220201120202020
41132101303010002210
53124304431030040
6114300553143140
710212403415331
oct1362163040244
9320256646666
10101230330020
1139a27978276
12177519baab0
139713693181
144c84607988
152977266cd0
hex1791cc40a4

101230330020 has 48 divisors (see below), whose sum is σ = 283459944768. Its totient is φ = 26993324160.

The previous prime is 101230330013. The next prime is 101230330043. The reversal of 101230330020 is 20033032101.

It is a super-2 number, since 2×1012303300202 (a number of 23 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (15).

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, 1592487 + ... + 1654833.

It is an arithmetic number, because the mean of its divisors is an integer number (5905415516).

Almost surely, 2101230330020 is an apocalyptic number.

101230330020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

101230330020 is an abundant number, since it is smaller than the sum of its proper divisors (182229614748).

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

101230330020 is a wasteful number, since it uses less digits than its factorization.

101230330020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 89420 (or 89418 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 15.

Adding to 101230330020 its reverse (20033032101), we get a palindrome (121263362121).

The spelling of 101230330020 in words is "one hundred one billion, two hundred thirty million, three hundred thirty thousand, twenty".

Divisors: 1 2 3 4 5 6 10 12 15 20 30 60 27061 54122 62347 81183 108244 124694 135305 162366 187041 249388 270610 311735 324732 374082 405915 541220 623470 748164 811830 935205 1246940 1623660 1870410 3740820 1687172167 3374344334 5061516501 6748688668 8435860835 10123033002 16871721670 20246066004 25307582505 33743443340 50615165010 101230330020