22100010022212 has 48 divisors (see below), whose sum is σ = 52744503635712. Its totient is φ = 7198890983680.

The previous prime is 22100010022201. The next prime is 22100010022213. The reversal of 22100010022212 is 21222001000122.

It is a junction number, because it is equal to n+sod(n) for n = 22100010022191 and 22100010022200.

It is not an unprimeable number, because it can be changed into a prime (22100010022213) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 29635089 + ... + 30371672.

It is an arithmetic number, because the mean of its divisors is an integer number (1098843825744).

Almost surely, 2^{22100010022212} is an apocalyptic number.

It is an amenable number.

22100010022212 is an abundant number, since it is smaller than the sum of its proper divisors (30644493613500).

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

22100010022212 is a wasteful number, since it uses less digits than its factorization.

22100010022212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 60007468 (or 60007466 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 15.

Adding to 22100010022212 its reverse (21222001000122), we get a palindrome (43322011022334).

The spelling of 22100010022212 in words is "twenty-two trillion, one hundred billion, ten million, twenty-two thousand, two hundred twelve".