202553055551123 has 2 divisors, whose sum is σ = 202553055551124. Its totient is φ = 202553055551122.

The previous prime is 202553055551113. The next prime is 202553055551159. The reversal of 202553055551123 is 321155550355202.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 202553055551123 - 2³⁰ = 202551981809299 is a prime.

It is a super-2 number, since 2×202553055551123² (a number of 29 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (202553055551113) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 101276527775561 + 101276527775562.

It is an arithmetic number, because the mean of its divisors is an integer number (101276527775562).

Almost surely, 2^{202553055551123} is an apocalyptic number.

202553055551123 is a deficient number, since it is larger than the sum of its proper divisors (1).

202553055551123 is an equidigital number, since it uses as much as digits as its factorization.

202553055551123 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1125000, while the sum is 44.

The spelling of 202553055551123 in words is "two hundred two trillion, five hundred fifty-three billion, fifty-five million, five hundred fifty-one thousand, one hundred twenty-three".