213425502311 has 4 divisors (see below), whose sum is σ = 243914859792. Its totient is φ = 182936144832.

The previous prime is 213425502281. The next prime is 213425502319. The reversal of 213425502311 is 113205524312.

213425502311 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is not a de Polignac number, because 213425502311 - 2¹⁰ = 213425501287 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 (213425502319) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 15244678730 + ... + 15244678743.

It is an arithmetic number, because the mean of its divisors is an integer number (60978714948).

Almost surely, 2^213425502311 is an apocalyptic number.

213425502311 is a deficient number, since it is larger than the sum of its proper divisors (30489357481).

213425502311 is an equidigital number, since it uses as much as digits as its factorization.

213425502311 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30489357480.

The product of its (nonzero) digits is 7200, while the sum is 29.

The spelling of 213425502311 in words is "two hundred thirteen billion, four hundred twenty-five million, five hundred two thousand, three hundred eleven".