213023120013122 has 16 divisors (see below), whose sum is σ = 321201373147200. Its totient is φ = 105957440532720.

The previous prime is 213023120013103. The next prime is 213023120013227. The reversal of 213023120013122 is 221310021320312.

It is a super-2 number, since 2×213023120013122² (a number of 29 digits) contains 22 as substring.

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, 360930254 + ... + 361519977.

It is an arithmetic number, because the mean of its divisors is an integer number (20075085821700).

Almost surely, 2^{213023120013122} is an apocalyptic number.

213023120013122 is a deficient number, since it is larger than the sum of its proper divisors (108178253134078).

213023120013122 is a wasteful number, since it uses less digits than its factorization.

213023120013122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 722451001.

The product of its (nonzero) digits is 864, while the sum is 23.

Adding to 213023120013122 its reverse (221310021320312), we get a palindrome (434333141333434).

The spelling of 213023120013122 in words is "two hundred thirteen trillion, twenty-three billion, one hundred twenty million, thirteen thousand, one hundred twenty-two".