1102000990156 has 48 divisors (see below), whose sum is σ = 2148431040000. Its totient is φ = 490358939840.

The previous prime is 1102000990087. The next prime is 1102000990157. The reversal of 1102000990156 is 6510990002011.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (1102000990157) 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, 267631 + ... + 1508518.

It is an arithmetic number, because the mean of its divisors is an integer number (44758980000).

Almost surely, 2^{1102000990156} is an apocalyptic number.

It is an amenable number.

1102000990156 is a deficient number, since it is larger than the sum of its proper divisors (1046430049844).

1102000990156 is a wasteful number, since it uses less digits than its factorization.

1102000990156 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1776462 (or 1776460 counting only the distinct ones).

The product of its (nonzero) digits is 4860, while the sum is 34.

Adding to 1102000990156 its reverse (6510990002011), we get a palindrome (7612990992167).

The spelling of 1102000990156 in words is "one trillion, one hundred two billion, nine hundred ninety thousand, one hundred fifty-six".