252011021443034 has 64 divisors (see below), whose sum is σ = 464056198368000. Its totient is φ = 102316136961024.

The previous prime is 252011021442979. The next prime is 252011021443039. The reversal of 252011021443034 is 430344120110252.

It is a super-2 number, since 2×252011021443034² (a number of 30 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (252011021443039) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 333723374 + ... + 334477670.

It is an arithmetic number, because the mean of its divisors is an integer number (7250878099500).

Almost surely, 2^{252011021443034} is an apocalyptic number.

252011021443034 is a deficient number, since it is larger than the sum of its proper divisors (212045176924966).

252011021443034 is a wasteful number, since it uses less digits than its factorization.

252011021443034 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 779972 (or 779958 counting only the distinct ones).

The product of its (nonzero) digits is 23040, while the sum is 32.

Adding to 252011021443034 its reverse (430344120110252), we get a palindrome (682355141553286).

The spelling of 252011021443034 in words is "two hundred fifty-two trillion, eleven billion, twenty-one million, four hundred forty-three thousand, thirty-four".