213100210022 has 48 divisors (see below), whose sum is σ = 374179948272. Its totient is φ = 90754836480.

The previous prime is 213100210021. The next prime is 213100210031. The reversal of 213100210022 is 220012001312.

It is a happy number.

It is a super-2 number, since 2×213100210022² (a number of 23 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (14).

It is a junction number, because it is equal to n+sod(n) for n = 213100209979 and 213100210006.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (213100210021) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 13908638 + ... + 13923950.

It is an arithmetic number, because the mean of its divisors is an integer number (7795415589).

Almost surely, 2^213100210022 is an apocalyptic number.

213100210022 is a deficient number, since it is larger than the sum of its proper divisors (161079738250).

213100210022 is a wasteful number, since it uses less digits than its factorization.

213100210022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16213 (or 16206 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 14.

Adding to 213100210022 its reverse (220012001312), we get a palindrome (433112211334).

The spelling of 213100210022 in words is "two hundred thirteen billion, one hundred million, two hundred ten thousand, twenty-two".