111131322022331 has 4 divisors (see below), whose sum is σ = 119679885254832. Its totient is φ = 102582758789832.

The previous prime is 111131322022277. The next prime is 111131322022337. The reversal of 111131322022331 is 133220223131111.

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 111131322022331 - 2³⁸ = 110856444115387 is a prime.

It is a super-2 number, since 2×111131322022331² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 111131322022331.

It is not an unprimeable number, because it can be changed into a prime (111131322022337) 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, 4274281616231 + ... + 4274281616256.

It is an arithmetic number, because the mean of its divisors is an integer number (29919971313708).

Almost surely, 2^{111131322022331} is an apocalyptic number.

111131322022331 is a deficient number, since it is larger than the sum of its proper divisors (8548563232501).

111131322022331 is an equidigital number, since it uses as much as digits as its factorization.

111131322022331 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8548563232500.

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

Adding to 111131322022331 its reverse (133220223131111), we get a palindrome (244351545153442).

The spelling of 111131322022331 in words is "one hundred eleven trillion, one hundred thirty-one billion, three hundred twenty-two million, twenty-two thousand, three hundred thirty-one".