1121112002091 has 16 divisors (see below), whose sum is σ = 1530466066944. Its totient is φ = 729663083424.

The previous prime is 1121112002069. The next prime is 1121112002111. The reversal of 1121112002091 is 1902002111211.

It is not a de Polignac number, because 1121112002091 - 2²⁵ = 1121078447659 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1121112002041) 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, 9958065 + ... + 10070018.

It is an arithmetic number, because the mean of its divisors is an integer number (95654129184).

Almost surely, 2^{1121112002091} is an apocalyptic number.

1121112002091 is a deficient number, since it is larger than the sum of its proper divisors (409354064853).

1121112002091 is a wasteful number, since it uses less digits than its factorization.

1121112002091 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20028530.

The product of its (nonzero) digits is 72, while the sum is 21.

The spelling of 1121112002091 in words is "one trillion, one hundred twenty-one billion, one hundred twelve million, two thousand, ninety-one".