111130121331 has 12 divisors (see below), whose sum is σ = 162110607360. Its totient is φ = 73353214800.

The previous prime is 111130121261. The next prime is 111130121357. The reversal of 111130121331 is 133121031111.

111130121331 is a `hidden beast` number, since 1 + 1 + 11 + 301 + 21 + 331 = 666.

It is not a de Polignac number, because 111130121331 - 2⁷ = 111130121203 is a prime.

It is a super-2 number, since 2×111130121331² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (111130121381) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 61126771 + ... + 61128588.

It is an arithmetic number, because the mean of its divisors is an integer number (13509217280).

Almost surely, 2^111130121331 is an apocalyptic number.

111130121331 is a deficient number, since it is larger than the sum of its proper divisors (50980486029).

111130121331 is a wasteful number, since it uses less digits than its factorization.

111130121331 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 122255466 (or 122255463 counting only the distinct ones).

The product of its (nonzero) digits is 54, while the sum is 18.

Adding to 111130121331 its reverse (133121031111), we get a palindrome (244251152442).

The spelling of 111130121331 in words is "one hundred eleven billion, one hundred thirty million, one hundred twenty-one thousand, three hundred thirty-one".