213030023121233 has 32 divisors (see below), whose sum is σ = 220093551513600. Its totient is φ = 206087946394176.

The previous prime is 213030023121193. The next prime is 213030023121239. The reversal of 213030023121233 is 332121320030312.

It is a cyclic number.

It is not a de Polignac number, because 213030023121233 - 2²⁰ = 213030022072657 is a prime.

It is not an unprimeable number, because it can be changed into a prime (213030023121239) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 19221326510 + ... + 19221337592.

It is an arithmetic number, because the mean of its divisors is an integer number (6877923484800).

Almost surely, 2^{213030023121233} is an apocalyptic number.

It is an amenable number.

213030023121233 is a deficient number, since it is larger than the sum of its proper divisors (7063528392367).

213030023121233 is a wasteful number, since it uses less digits than its factorization.

213030023121233 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15621.

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

Adding to 213030023121233 its reverse (332121320030312), we get a palindrome (545151343151545).

The spelling of 213030023121233 in words is "two hundred thirteen trillion, thirty billion, twenty-three million, one hundred twenty-one thousand, two hundred thirty-three".