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232301130220 = 225231427353891
BaseRepresentation
bin1101100001011000111…
…0011111000111101100
3211012121110120010002201
43120112032133013230
512301223042131340
6254415003231244
722532432012215
oct3302616370754
9735543503081
10232301130220
118a577a28445
1239031218524
1318ba1363993
14b359db040c
1560990e479a
hex361639f1ec

232301130220 has 48 divisors (see below), whose sum is σ = 509400638208. Its totient is φ = 88817896640.

The previous prime is 232301130211. The next prime is 232301130223. The reversal of 232301130220 is 22031103232.

It is not an unprimeable number, because it can be changed into a prime (232301130223) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 479475 + ... + 833365.

It is an arithmetic number, because the mean of its divisors is an integer number (10612513296).

Almost surely, 2232301130220 is an apocalyptic number.

232301130220 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

232301130220 is an abundant number, since it is smaller than the sum of its proper divisors (277099507988).

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

232301130220 is a wasteful number, since it uses less digits than its factorization.

232301130220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 355350 (or 355348 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 19.

Adding to 232301130220 its reverse (22031103232), we get a palindrome (254332233452).

The spelling of 232301130220 in words is "two hundred thirty-two billion, three hundred one million, one hundred thirty thousand, two hundred twenty".

Divisors: 1 2 4 5 10 20 23 46 92 115 230 460 1427 2854 5708 7135 14270 28540 32821 65642 131284 164105 328210 353891 656420 707782 1415564 1769455 3538910 7077820 8139493 16278986 32557972 40697465 81394930 162789860 505002457 1010004914 2020009828 2525012285 5050024570 10100049140 11615056511 23230113022 46460226044 58075282555 116150565110 232301130220