213103313232 has 40 divisors (see below), whose sum is σ = 551293450080. Its totient is φ = 70934236800.

The previous prime is 213103313231. The next prime is 213103313239. The reversal of 213103313232 is 232313301312.

213103313232 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×213103313232² (a number of 23 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (213103313231) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3096894 + ... + 3164957.

It is an arithmetic number, because the mean of its divisors is an integer number (13782336252).

Almost surely, 2^213103313232 is an apocalyptic number.

It is an amenable number.

213103313232 is an abundant number, since it is smaller than the sum of its proper divisors (338190136848).

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

213103313232 is a wasteful number, since it uses less digits than its factorization.

213103313232 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6262571 (or 6262565 counting only the distinct ones).

The product of its (nonzero) digits is 1944, while the sum is 24.

Adding to 213103313232 its reverse (232313301312), we get a palindrome (445416614544).

The spelling of 213103313232 in words is "two hundred thirteen billion, one hundred three million, three hundred thirteen thousand, two hundred thirty-two".