11123520664100 has 54 divisors (see below), whose sum is σ = 26137640814390. Its totient is φ = 4107146085120.

The previous prime is 11123520664097. The next prime is 11123520664121. The reversal of 11123520664100 is 146602532111.

It can be written as a sum of positive squares in 9 ways, for example, as 4268455168576 + 6855065495524 = 2066024^2 + 2618218^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 329081345 + ... + 329115144.

Almost surely, 2^{11123520664100} is an apocalyptic number.

11123520664100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11123520664100 is an abundant number, since it is smaller than the sum of its proper divisors (15014120150290).

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

11123520664100 is a wasteful number, since it uses less digits than its factorization.

11123520664100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 658196529 (or 658196509 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 32.

The spelling of 11123520664100 in words is "eleven trillion, one hundred twenty-three billion, five hundred twenty million, six hundred sixty-four thousand, one hundred".