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BaseRepresentation
bin11101110010011101100000…
…111001110111100000111111
3122011212112022202201212020212
4131302131200321313200333
5114132441023340242343
61142345343435503035
736411143016212114
oct3562354071674077
9564775282655225
10131011013212223
1138820505565501
121283a98b2b7a7b
135814393423041
14244cd7715490b
151022d6cb0dc18
hex772760e7783f

131011013212223 has 4 divisors (see below), whose sum is σ = 131102693418840. Its totient is φ = 130919333005608.

The previous prime is 131011013212153. The next prime is 131011013212259. The reversal of 131011013212223 is 322212310110131.

Adding to 131011013212223 its reverse (322212310110131), we get a palindrome (453223323322354).

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 131011013212223 - 228 = 131010744776767 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (131011013212823) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 45840101165 + ... + 45840104022.

It is an arithmetic number, because the mean of its divisors is an integer number (32775673354710).

Almost surely, 2131011013212223 is an apocalyptic number.

131011013212223 is a deficient number, since it is larger than the sum of its proper divisors (91680206617).

131011013212223 is an equidigital number, since it uses as much as digits as its factorization.

131011013212223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 91680206616.

The product of its (nonzero) digits is 432, while the sum is 23.

The spelling of 131011013212223 in words is "one hundred thirty-one trillion, eleven billion, thirteen million, two hundred twelve thousand, two hundred twenty-three".

Divisors: 1 1429 91680205187 131011013212223