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231203101302132 = 223167150473766721
BaseRepresentation
bin110100100100011100101010…
…101110010101110101110100
31010022121210121122200101202220
4310210130222232111311310
5220301012422413132012
62135421123301002340
766461605245240201
oct6444345256256564
91108553548611686
10231203101302132
1167739759261703
1221b208629b33b0
139c0148867873b
14411440b350ca8
151bae1cae5808c
hexd2472ab95d74

231203101302132 has 48 divisors (see below), whose sum is σ = 542708600176512. Its totient is φ = 76605608181760.

The previous prime is 231203101302091. The next prime is 231203101302149.

231203101302132 is nontrivially palindromic in base 10.

It is a super-3 number, since 3×2312031013021323 (a number of 44 digits) contains 333 as substring.

It is a congruent number.

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, 301164532 + ... + 301931252.

It is an arithmetic number, because the mean of its divisors is an integer number (11306429170344).

Almost surely, 2231203101302132 is an apocalyptic number.

It is an amenable number.

231203101302132 is an abundant number, since it is smaller than the sum of its proper divisors (311505498874380).

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

231203101302132 is a wasteful number, since it uses less digits than its factorization.

231203101302132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 917368 (or 917366 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 24.

It can be divided in two parts, 23120310 and 1302132, that added together give a palindrome (24422442).

The spelling of 231203101302132 in words is "two hundred thirty-one trillion, two hundred three billion, one hundred one million, three hundred two thousand, one hundred thirty-two".

Divisors: 1 2 3 4 6 12 167 334 501 668 1002 2004 150473 300946 451419 601892 766721 902838 1533442 1805676 2300163 3066884 4600326 9200652 25128991 50257982 75386973 100515964 128042407 150773946 256084814 301547892 384127221 512169628 768254442 1536508884 115370809033 230741618066 346112427099 461483236132 692224854198 1384449708396 19266925108511 38533850217022 57800775325533 77067700434044 115601550651066 231203101302132