213002221022122 has 64 divisors (see below), whose sum is σ = 386825065330176. Its totient is φ = 85872608317440.

The previous prime is 213002221022113. The next prime is 213002221022159. The reversal of 213002221022122 is 221220122200312.

It is a happy number.

It is a super-2 number, since 2×213002221022122² (a number of 29 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 213002221022093 and 213002221022102.

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, 5695684728 + ... + 5695722124.

It is an arithmetic number, because the mean of its divisors is an integer number (6044141645784).

Almost surely, 2^{213002221022122} is an apocalyptic number.

213002221022122 is a deficient number, since it is larger than the sum of its proper divisors (173822844308054).

213002221022122 is a wasteful number, since it uses less digits than its factorization.

213002221022122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 49111.

The product of its (nonzero) digits is 768, while the sum is 22.

Adding to 213002221022122 its reverse (221220122200312), we get a palindrome (434222343222434).

The spelling of 213002221022122 in words is "two hundred thirteen trillion, two billion, two hundred twenty-one million, twenty-two thousand, one hundred twenty-two".