213422524551 has 12 divisors (see below), whose sum is σ = 308324718520. Its totient is φ = 142259649840.

The previous prime is 213422524537. The next prime is 213422524597. The reversal of 213422524551 is 155425224312.

213422524551 is a `hidden beast` number, since 2 + 1 + 34 + 22 + 52 + 4 + 551 = 666.

It is not a de Polignac number, because 213422524551 - 2²⁶ = 213355415687 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 (213422524501) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1774645 + ... + 1891086.

Almost surely, 2^213422524551 is an apocalyptic number.

213422524551 is a deficient number, since it is larger than the sum of its proper divisors (94902193969).

213422524551 is a wasteful number, since it uses less digits than its factorization.

213422524551 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3672206 (or 3672203 counting only the distinct ones).

The product of its digits is 96000, while the sum is 36.

Adding to 213422524551 its reverse (155425224312), we get a palindrome (368847748863).

The spelling of 213422524551 in words is "two hundred thirteen billion, four hundred twenty-two million, five hundred twenty-four thousand, five hundred fifty-one".