1220002110992 has 20 divisors (see below), whose sum is σ = 2701433246016. Its totient is φ = 522858047520.

The previous prime is 1220002110941. The next prime is 1220002110997. The reversal of 1220002110992 is 2990112000221.

It is not an unprimeable number, because it can be changed into a prime (1220002110997) 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, 5446437884 + ... + 5446438107.

Almost surely, 2^{1220002110992} is an apocalyptic number.

It is an amenable number.

1220002110992 is an abundant number, since it is smaller than the sum of its proper divisors (1481431135024).

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

1220002110992 is a wasteful number, since it uses less digits than its factorization.

1220002110992 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10892876006 (or 10892876000 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 29.

The spelling of 1220002110992 in words is "one trillion, two hundred twenty billion, two million, one hundred ten thousand, nine hundred ninety-two".