213000112231122 has 16 divisors (see below), whose sum is σ = 426185683882272. Its totient is φ = 70969127507040.

The previous prime is 213000112231097. The next prime is 213000112231187. The reversal of 213000112231122 is 221132211000312.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7727460904 + ... + 7727488467.

It is an arithmetic number, because the mean of its divisors is an integer number (26636605242642).

Almost surely, 2^{213000112231122} is an apocalyptic number.

213000112231122 is an abundant number, since it is smaller than the sum of its proper divisors (213185571651150).

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

213000112231122 is a wasteful number, since it uses less digits than its factorization.

213000112231122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15454951673.

The product of its (nonzero) digits is 288, while the sum is 21.

Adding to 213000112231122 its reverse (221132211000312), we get a palindrome (434132323231434).

The spelling of 213000112231122 in words is "two hundred thirteen trillion, one hundred twelve million, two hundred thirty-one thousand, one hundred twenty-two".