213532253124 has 48 divisors (see below), whose sum is σ = 532773593856. Its totient is φ = 66327232000.

The previous prime is 213532253101. The next prime is 213532253131. The reversal of 213532253124 is 421352235312.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5161212 + ... + 5202419.

It is an arithmetic number, because the mean of its divisors is an integer number (11099449872).

Almost surely, 2^213532253124 is an apocalyptic number.

It is an amenable number.

213532253124 is an abundant number, since it is smaller than the sum of its proper divisors (319241340732).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

213532253124 is a wasteful number, since it uses less digits than its factorization.

213532253124 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10363756 (or 10363754 counting only the distinct ones).

The product of its digits is 43200, while the sum is 33.

Adding to 213532253124 its reverse (421352235312), we get a palindrome (634884488436).

The spelling of 213532253124 in words is "two hundred thirteen billion, five hundred thirty-two million, two hundred fifty-three thousand, one hundred twenty-four".