111332112331 has 4 divisors (see below), whose sum is σ = 121453213464. Its totient is φ = 101211011200.

The previous prime is 111332112323. The next prime is 111332112337. The reversal of 111332112331 is 133211233111.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 133211233111 = 11 ⋅12110112101.

It is a cyclic number.

It is not a de Polignac number, because 111332112331 - 2³ = 111332112323 is a prime.

It is a super-2 number, since 2×111332112331² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (111332112337) 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, 5060550550 + ... + 5060550571.

It is an arithmetic number, because the mean of its divisors is an integer number (30363303366).

Almost surely, 2^111332112331 is an apocalyptic number.

111332112331 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

111332112331 is a deficient number, since it is larger than the sum of its proper divisors (10121101133).

111332112331 is a wasteful number, since it uses less digits than its factorization.

111332112331 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10121101132.

The product of its digits is 324, while the sum is 22.

Adding to 111332112331 its reverse (133211233111), we get a palindrome (244543345442).

It can be divided in two parts, 11 and 1332112331, that multiplied together give a palindrome (14653235641).

The spelling of 111332112331 in words is "one hundred eleven billion, three hundred thirty-two million, one hundred twelve thousand, three hundred thirty-one".