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131123130201202 = 2179366265726819
BaseRepresentation
bin11101110100000101111011…
…100110001111010001110010
3122012021020201101122000120011
4131310011323212033101302
5114141310132312414302
61142513045012005134
736422222254665106
oct3564057346172162
9565236641560504
10131123130201202
1138864009697787
121285865b0007aa
135821b203a8839
142454571567906
151025c309c75d7
hex77417b98f472

131123130201202 has 8 divisors (see below), whose sum is σ = 197783492482800. Its totient is φ = 65195299373604.

The previous prime is 131123130201199. The next prime is 131123130201257. The reversal of 131123130201202 is 202102031321131.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×1311231302012022 (a number of 29 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 183132863052 + ... + 183132863767.

It is an arithmetic number, because the mean of its divisors is an integer number (24722936560350).

Almost surely, 2131123130201202 is an apocalyptic number.

131123130201202 is a deficient number, since it is larger than the sum of its proper divisors (66660362281598).

131123130201202 is a wasteful number, since it uses less digits than its factorization.

131123130201202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 366265727000.

The product of its (nonzero) digits is 432, while the sum is 22.

Adding to 131123130201202 its reverse (202102031321131), we get a palindrome (333225161522333).

The spelling of 131123130201202 in words is "one hundred thirty-one trillion, one hundred twenty-three billion, one hundred thirty million, two hundred one thousand, two hundred two".

Divisors: 1 2 179 358 366265726819 732531453638 65561565100601 131123130201202