253565122112 has 28 divisors (see below), whose sum is σ = 505979308080. Its totient is φ = 126074272896.

The previous prime is 253565122103. The next prime is 253565122163. The reversal of 253565122112 is 211221565352.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11055458 + ... + 11078369.

Almost surely, 2^253565122112 is an apocalyptic number.

It is an amenable number.

253565122112 is a deficient number, since it is larger than the sum of its proper divisors (252414185968).

253565122112 is a wasteful number, since it uses less digits than its factorization.

253565122112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22134018 (or 22134008 counting only the distinct ones).

The product of its digits is 36000, while the sum is 35.

Adding to 253565122112 its reverse (211221565352), we get a palindrome (464786687464).

The spelling of 253565122112 in words is "two hundred fifty-three billion, five hundred sixty-five million, one hundred twenty-two thousand, one hundred twelve".