22220202100212 has 24 divisors (see below), whose sum is σ = 57607931371200. Its totient is φ = 7406734033368.

The previous prime is 22220202100183. The next prime is 22220202100237. The reversal of 22220202100212 is 21200120202222.

22220202100212 is a `hidden beast` number, since 2 + 2 + 220 + 20 + 210 + 0 + 212 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

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, 102871305912 + ... + 102871306127.

It is an arithmetic number, because the mean of its divisors is an integer number (2400330473800).

Almost surely, 2^{22220202100212} is an apocalyptic number.

It is an amenable number.

22220202100212 is an abundant number, since it is smaller than the sum of its proper divisors (35387729270988).

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

22220202100212 is a wasteful number, since it uses less digits than its factorization.

22220202100212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 205742612052 (or 205742612044 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 18.

Adding to 22220202100212 its reverse (21200120202222), we get a palindrome (43420322302434).

The spelling of 22220202100212 in words is "twenty-two trillion, two hundred twenty billion, two hundred two million, one hundred thousand, two hundred twelve".