213100103232 has 140 divisors (see below), whose sum is σ = 632306071936. Its totient is φ = 70964709120.

The previous prime is 213100103231. The next prime is 213100103239. The reversal of 213100103232 is 232301001312.

213100103232 is a `hidden beast` number, since 21 + 310 + 0 + 10 + 323 + 2 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is not an unprimeable number, because it can be changed into a prime (213100103231) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 5491257 + ... + 5529927.

Almost surely, 2^213100103232 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 213100103232, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (316153035968).

213100103232 is an abundant number, since it is smaller than the sum of its proper divisors (419205968704).

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

213100103232 is a wasteful number, since it uses less digits than its factorization.

213100103232 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39758 (or 39739 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 18.

Adding to 213100103232 its reverse (232301001312), we get a palindrome (445401104544).

The spelling of 213100103232 in words is "two hundred thirteen billion, one hundred million, one hundred three thousand, two hundred thirty-two".