111320121300131 has 4 divisors (see below), whose sum is σ = 111322499423064. Its totient is φ = 111317743177200.

The previous prime is 111320121300049. The next prime is 111320121300149. The reversal of 111320121300131 is 131003121023111.

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 111320121300131 - 2¹⁸ = 111320121037987 is a prime.

It is a super-2 number, since 2×111320121300131² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (111320121300161) 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, 1188991250 + ... + 1189084871.

It is an arithmetic number, because the mean of its divisors is an integer number (27830624855766).

Almost surely, 2^{111320121300131} is an apocalyptic number.

111320121300131 is a deficient number, since it is larger than the sum of its proper divisors (2378122933).

111320121300131 is an equidigital number, since it uses as much as digits as its factorization.

111320121300131 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2378122932.

The product of its (nonzero) digits is 108, while the sum is 20.

Adding to 111320121300131 its reverse (131003121023111), we get a palindrome (242323242323242).

The spelling of 111320121300131 in words is "one hundred eleven trillion, three hundred twenty billion, one hundred twenty-one million, three hundred thousand, one hundred thirty-one".