1112011112131 has 4 divisors (see below), whose sum is σ = 1115633298472. Its totient is φ = 1108388925792.

The previous prime is 1112011112119. The next prime is 1112011112153. The reversal of 1112011112131 is 1312111102111.

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 1112011112131 - 2¹³ = 1112011103939 is a prime.

It is a super-2 number, since 2×1112011112131² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1112011112431) 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, 1811092710 + ... + 1811093323.

It is an arithmetic number, because the mean of its divisors is an integer number (278908324618).

Almost surely, 2^{1112011112131} is an apocalyptic number.

1112011112131 is a deficient number, since it is larger than the sum of its proper divisors (3622186341).

1112011112131 is an equidigital number, since it uses as much as digits as its factorization.

1112011112131 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3622186340.

The product of its (nonzero) digits is 12, while the sum is 16.

Adding to 1112011112131 its reverse (1312111102111), we get a palindrome (2424122214242).

The spelling of 1112011112131 in words is "one trillion, one hundred twelve billion, eleven million, one hundred twelve thousand, one hundred thirty-one".