11102099980 has 24 divisors (see below), whose sum is σ = 23321718000. Its totient is φ = 4439448000.

The previous prime is 11102099947. The next prime is 11102099993. The reversal of 11102099980 is 8999020111.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 20355 + ... + 150394.

It is an arithmetic number, because the mean of its divisors is an integer number (971738250).

Almost surely, 2^11102099980 is an apocalyptic number.

11102099980 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11102099980 is an abundant number, since it is smaller than the sum of its proper divisors (12219618020).

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

11102099980 is a wasteful number, since it uses less digits than its factorization.

11102099980 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 174009 (or 174007 counting only the distinct ones).

The product of its (nonzero) digits is 11664, while the sum is 40.

The spelling of 11102099980 in words is "eleven billion, one hundred two million, ninety-nine thousand, nine hundred eighty".