253430313112111 has 4 divisors (see below), whose sum is σ = 268337978589312. Its totient is φ = 238522647634912.

The previous prime is 253430313112069. The next prime is 253430313112129. The reversal of 253430313112111 is 111211313034352.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 253430313112111 - 2¹⁵ = 253430313079343 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (253430313116111) 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 3 ways as a sum of consecutive naturals, for example, 7453832738575 + ... + 7453832738608.

It is an arithmetic number, because the mean of its divisors is an integer number (67084494647328).

Almost surely, 2^{253430313112111} is an apocalyptic number.

253430313112111 is a deficient number, since it is larger than the sum of its proper divisors (14907665477201).

253430313112111 is a wasteful number, since it uses less digits than its factorization.

253430313112111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14907665477200.

The product of its (nonzero) digits is 6480, while the sum is 31.

Adding to 253430313112111 its reverse (111211313034352), we get a palindrome (364641626146463).

The spelling of 253430313112111 in words is "two hundred fifty-three trillion, four hundred thirty billion, three hundred thirteen million, one hundred twelve thousand, one hundred eleven".