1120012331 has 4 divisors (see below), whose sum is σ = 1131101664. Its totient is φ = 1108923000.

The previous prime is 1120012321. The next prime is 1120012337. The reversal of 1120012331 is 1332100211.

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 1120012331 - 2²² = 1115818027 is a prime.

It is a super-2 number, since 2×1120012331² = 2508855243184107122, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1120012337) 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, 5544515 + ... + 5544716.

It is an arithmetic number, because the mean of its divisors is an integer number (282775416).

Almost surely, 2^1120012331 is an apocalyptic number.

1120012331 is a deficient number, since it is larger than the sum of its proper divisors (11089333).

1120012331 is a wasteful number, since it uses less digits than its factorization.

1120012331 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11089332.

The product of its (nonzero) digits is 36, while the sum is 14.

The square root of 1120012331 is about 33466.5852904057. The cubic root of 1120012331 is about 1038.5026315851.

Adding to 1120012331 its reverse (1332100211), we get a palindrome (2452112542).

The spelling of 1120012331 in words is "one billion, one hundred twenty million, twelve thousand, three hundred thirty-one".