113112303223121 has 4 divisors (see below), whose sum is σ = 113137773235044. Its totient is φ = 113086833211200.

The previous prime is 113112303223103. The next prime is 113112303223147. The reversal of 113112303223121 is 121322303211311.

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

It can be written as a sum of positive squares in 2 ways, for example, as 23318864339521 + 89793438883600 = 4828961^2 + 9475940^2 .

It is a cyclic number.

It is not a de Polignac number, because 113112303223121 - 2¹⁴ = 113112303206737 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (113112303225121) 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, 12734999300 + ... + 12735008181.

It is an arithmetic number, because the mean of its divisors is an integer number (28284443308761).

Almost surely, 2^{113112303223121} is an apocalyptic number.

It is an amenable number.

113112303223121 is a deficient number, since it is larger than the sum of its proper divisors (25470011923).

113112303223121 is an equidigital number, since it uses as much as digits as its factorization.

113112303223121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25470011922.

The product of its (nonzero) digits is 1296, while the sum is 26.

Adding to 113112303223121 its reverse (121322303211311), we get a palindrome (234434606434432).

The spelling of 113112303223121 in words is "one hundred thirteen trillion, one hundred twelve billion, three hundred three million, two hundred twenty-three thousand, one hundred twenty-one".