11004930131021 has 2 divisors, whose sum is σ = 11004930131022. Its totient is φ = 11004930131020.

The previous prime is 11004930131017. The next prime is 11004930131081. The reversal of 11004930131021 is 12013103940011.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 11002986555625 + 1943575396 = 3317075^2 + 44086^2 .

It is a cyclic number.

It is not a de Polignac number, because 11004930131021 - 2² = 11004930131017 is a prime.

It is a super-2 number, since 2×11004930131021² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11004930131081) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5502465065510 + 5502465065511.

It is an arithmetic number, because the mean of its divisors is an integer number (5502465065511).

Almost surely, 2^{11004930131021} is an apocalyptic number.

It is an amenable number.

11004930131021 is a deficient number, since it is larger than the sum of its proper divisors (1).

11004930131021 is an equidigital number, since it uses as much as digits as its factorization.

11004930131021 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 648, while the sum is 26.

The spelling of 11004930131021 in words is "eleven trillion, four billion, nine hundred thirty million, one hundred thirty-one thousand, twenty-one".