1120112331 has 16 divisors (see below), whose sum is σ = 1623987456. Its totient is φ = 682605216.

The previous prime is 1120112309. The next prime is 1120112341. The reversal of 1120112331 is 1332110211.

It is a happy number.

It is not a de Polignac number, because 1120112331 - 2⁵ = 1120112299 is a prime.

It is a super-2 number, since 2×1120112331² = 2509303268116507122, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1120112331.

It is not an unprimeable number, because it can be changed into a prime (1120112341) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 135405 + ... + 143438.

It is an arithmetic number, because the mean of its divisors is an integer number (101499216).

Almost surely, 2^1120112331 is an apocalyptic number.

1120112331 is a deficient number, since it is larger than the sum of its proper divisors (503875125).

1120112331 is a wasteful number, since it uses less digits than its factorization.

1120112331 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 278962.

The product of its (nonzero) digits is 36, while the sum is 15.

The square root of 1120112331 is about 33468.0792845959. The cubic root of 1120112331 is about 1038.5335381414.

Adding to 1120112331 its reverse (1332110211), we get a palindrome (2452222542).

It can be divided in two parts, 11201 and 12331, that added together give a palindrome (23532).

The spelling of 1120112331 in words is "one billion, one hundred twenty million, one hundred twelve thousand, three hundred thirty-one".