213102100230 has 64 divisors (see below), whose sum is σ = 513146078208. Its totient is φ = 56638373120.

The previous prime is 213102100199. The next prime is 213102100279. The reversal of 213102100230 is 32001201312.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 44458714 + ... + 44463506.

It is an arithmetic number, because the mean of its divisors is an integer number (8017907472).

Almost surely, 2^213102100230 is an apocalyptic number.

213102100230 is an abundant number, since it is smaller than the sum of its proper divisors (300043977978).

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

213102100230 is a wasteful number, since it uses less digits than its factorization.

213102100230 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9421.

The product of its (nonzero) digits is 72, while the sum is 15.

Adding to 213102100230 its reverse (32001201312), we get a palindrome (245103301542).

The spelling of 213102100230 in words is "two hundred thirteen billion, one hundred two million, one hundred thousand, two hundred thirty".