213113323232 has 12 divisors (see below), whose sum is σ = 419566855176. Its totient is φ = 106556661600.

The previous prime is 213113323231. The next prime is 213113323303. The reversal of 213113323232 is 232323311312.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (213113323231) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3329895644 + ... + 3329895707.

It is an arithmetic number, because the mean of its divisors is an integer number (34963904598).

Almost surely, 2^213113323232 is an apocalyptic number.

It is an amenable number.

213113323232 is a deficient number, since it is larger than the sum of its proper divisors (206453531944).

213113323232 is an equidigital number, since it uses as much as digits as its factorization.

213113323232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6659791361 (or 6659791353 counting only the distinct ones).

The product of its digits is 3888, while the sum is 26.

Adding to 213113323232 its reverse (232323311312), we get a palindrome (445436634544).

The spelling of 213113323232 in words is "two hundred thirteen billion, one hundred thirteen million, three hundred twenty-three thousand, two hundred thirty-two".