252011021443163 has 2 divisors, whose sum is σ = 252011021443164. Its totient is φ = 252011021443162.

The previous prime is 252011021443043. The next prime is 252011021443169. The reversal of 252011021443163 is 361344120110252.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 252011021443163 - 2¹⁶ = 252011021377627 is a prime.

It is a super-2 number, since 2×252011021443163² (a number of 30 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (252011021443169) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 126005510721581 + 126005510721582.

It is an arithmetic number, because the mean of its divisors is an integer number (126005510721582).

Almost surely, 2^{252011021443163} is an apocalyptic number.

252011021443163 is a deficient number, since it is larger than the sum of its proper divisors (1).

252011021443163 is an equidigital number, since it uses as much as digits as its factorization.

252011021443163 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 34560, while the sum is 35.

The spelling of 252011021443163 in words is "two hundred fifty-two trillion, eleven billion, twenty-one million, four hundred forty-three thousand, one hundred sixty-three".