11101010100980 has 24 divisors (see below), whose sum is σ = 23396280506088. Its totient is φ = 4424373698688.

The previous prime is 11101010100979. The next prime is 11101010101039. The reversal of 11101010100980 is 8900101010111.

It can be written as a sum of positive squares in 4 ways, for example, as 465336808336 + 10635673292644 = 682156^2 + 3261238^2 .

It is a congruent number.

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, 1001890679 + ... + 1001901758.

It is an arithmetic number, because the mean of its divisors is an integer number (974845021087).

Almost surely, 2^{11101010100980} is an apocalyptic number.

11101010100980 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11101010100980 is an abundant number, since it is smaller than the sum of its proper divisors (12295270405108).

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

11101010100980 is a wasteful number, since it uses less digits than its factorization.

11101010100980 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2003792723 (or 2003792721 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 23.

The spelling of 11101010100980 in words is "eleven trillion, one hundred one billion, ten million, one hundred thousand, nine hundred eighty".