111322013331 has 48 divisors (see below), whose sum is σ = 154508860800. Its totient is φ = 71288128512.

The previous prime is 111322013323. The next prime is 111322013357. The reversal of 111322013331 is 133310223111.

It is a happy number.

It is not a de Polignac number, because 111322013331 - 2³ = 111322013323 is a prime.

It is a super-2 number, since 2×111322013331² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 111322013298 and 111322013307.

It is not an unprimeable number, because it can be changed into a prime (111322013381) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 119829475 + ... + 119830403.

It is an arithmetic number, because the mean of its divisors is an integer number (3218934600).

Almost surely, 2^111322013331 is an apocalyptic number.

111322013331 is a deficient number, since it is larger than the sum of its proper divisors (43186847469).

111322013331 is a wasteful number, since it uses less digits than its factorization.

111322013331 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1348 (or 1311 counting only the distinct ones).

The product of its (nonzero) digits is 324, while the sum is 21.

Adding to 111322013331 its reverse (133310223111), we get a palindrome (244632236442).

The spelling of 111322013331 in words is "one hundred eleven billion, three hundred twenty-two million, thirteen thousand, three hundred thirty-one".