52139216121011 has 2 divisors, whose sum is σ = 52139216121012. Its totient is φ = 52139216121010.

The previous prime is 52139216120933. The next prime is 52139216121037. The reversal of 52139216121011 is 11012161293125.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 52139216121011 - 2²⁶ = 52139149012147 is a prime.

It is not a weakly prime, because it can be changed into another prime (52139216121071) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26069608060505 + 26069608060506.

It is an arithmetic number, because the mean of its divisors is an integer number (26069608060506).

Almost surely, 2^{52139216121011} is an apocalyptic number.

52139216121011 is a deficient number, since it is larger than the sum of its proper divisors (1).

52139216121011 is an equidigital number, since it uses as much as digits as its factorization.

52139216121011 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6480, while the sum is 35.

The spelling of 52139216121011 in words is "fifty-two trillion, one hundred thirty-nine billion, two hundred sixteen million, one hundred twenty-one thousand, eleven".