213211031133122 has 16 divisors (see below), whose sum is σ = 356313986266752. Its totient is φ = 94852102824720.

The previous prime is 213211031133119. The next prime is 213211031133161. The reversal of 213211031133122 is 221331130112312.

It is a junction number, because it is equal to n+sod(n) for n = 213211031133091 and 213211031133100.

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, 103100110733 + ... + 103100112800.

It is an arithmetic number, because the mean of its divisors is an integer number (22269624141672).

Almost surely, 2^{213211031133122} is an apocalyptic number.

213211031133122 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

213211031133122 is a deficient number, since it is larger than the sum of its proper divisors (143102955133630).

213211031133122 is a wasteful number, since it uses less digits than its factorization.

213211031133122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 206200223593.

The product of its (nonzero) digits is 1296, while the sum is 26.

Adding to 213211031133122 its reverse (221331130112312), we get a palindrome (434542161245434).

The spelling of 213211031133122 in words is "two hundred thirteen trillion, two hundred eleven billion, thirty-one million, one hundred thirty-three thousand, one hundred twenty-two".