1120231111031 has 8 divisors (see below), whose sum is σ = 1125298500480. Its totient is φ = 1115164114272.

The previous prime is 1120231111003. The next prime is 1120231111033. The reversal of 1120231111031 is 1301111320211.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1120231111031 - 2⁶ = 1120231110967 is a prime.

It is a super-2 number, since 2×1120231111031² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1120231111033) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6672425 + ... + 6838253.

It is an arithmetic number, because the mean of its divisors is an integer number (140662312560).

Almost surely, 2^{1120231111031} is an apocalyptic number.

1120231111031 is a deficient number, since it is larger than the sum of its proper divisors (5067389449).

1120231111031 is a wasteful number, since it uses less digits than its factorization.

1120231111031 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 196345.

The product of its (nonzero) digits is 36, while the sum is 17.

Adding to 1120231111031 its reverse (1301111320211), we get a palindrome (2421342431242).

The spelling of 1120231111031 in words is "one trillion, one hundred twenty billion, two hundred thirty-one million, one hundred eleven thousand, thirty-one".