113212101113321 has 6 divisors (see below), whose sum is σ = 131695709458410. Its totient is φ = 97038943811376.

The previous prime is 113212101113291. The next prime is 113212101113327. The reversal of 113212101113321 is 123311101212311.

It can be written as a sum of positive squares in only one way, i.e., 59122489483225 + 54089611630096 = 7689115^2 + 7354564^2 .

It is not a de Polignac number, because 113212101113321 - 2³⁴ = 113194921244137 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (113212101113327) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1155225521516 + ... + 1155225521613.

It is an arithmetic number, because the mean of its divisors is an integer number (21949284909735).

Almost surely, 2^{113212101113321} is an apocalyptic number.

It is an amenable number.

113212101113321 is a deficient number, since it is larger than the sum of its proper divisors (18483608345089).

113212101113321 is an equidigital number, since it uses as much as digits as its factorization.

113212101113321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2310451043143 (or 2310451043136 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 23.

Adding to 113212101113321 its reverse (123311101212311), we get a palindrome (236523202325632).

The spelling of 113212101113321 in words is "one hundred thirteen trillion, two hundred twelve billion, one hundred one million, one hundred thirteen thousand, three hundred twenty-one".