1111031101312 has 32 divisors (see below), whose sum is σ = 2414598845400. Its totient is φ = 505014136320.

The previous prime is 1111031101283. The next prime is 1111031101321. The reversal of 1111031101312 is 2131011301111.

It is a tau number, because it is divible by the number of its divisors (32).

It is a Harshad number since it is a multiple of its sum of digits (16).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 394540887 + ... + 394543702.

Almost surely, 2^{1111031101312} is an apocalyptic number.

It is an amenable number.

1111031101312 is an abundant number, since it is smaller than the sum of its proper divisors (1303567744088).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1111031101312 is an equidigital number, since it uses as much as digits as its factorization.

1111031101312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 789084614 (or 789084602 counting only the distinct ones).

The product of its (nonzero) digits is 18, while the sum is 16.

Adding to 1111031101312 its reverse (2131011301111), we get a palindrome (3242042402423).

The spelling of 1111031101312 in words is "one trillion, one hundred eleven billion, thirty-one million, one hundred one thousand, three hundred twelve".