113320211311121 has 4 divisors (see below), whose sum is σ = 114323045039652. Its totient is φ = 112317377582592.

The previous prime is 113320211311061. The next prime is 113320211311147. The reversal of 113320211311121 is 121113112023311.

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 13168653930496 + 100151557380625 = 3628864^2 + 10007575^2 .

It is a cyclic number.

It is not a de Polignac number, because 113320211311121 - 2²² = 113320207116817 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (113320211341121) 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, 501416864096 + ... + 501416864321.

It is an arithmetic number, because the mean of its divisors is an integer number (28580761259913).

Almost surely, 2^{113320211311121} is an apocalyptic number.

It is an amenable number.

113320211311121 is a deficient number, since it is larger than the sum of its proper divisors (1002833728531).

113320211311121 is a wasteful number, since it uses less digits than its factorization.

113320211311121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1002833728530.

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

Adding to 113320211311121 its reverse (121113112023311), we get a palindrome (234433323334432).

The spelling of 113320211311121 in words is "one hundred thirteen trillion, three hundred twenty billion, two hundred eleven million, three hundred eleven thousand, one hundred twenty-one".