212220202022 has 16 divisors (see below), whose sum is σ = 319453338240. Its totient is φ = 105736173312.

The previous prime is 212220202013. The next prime is 212220202097. The reversal of 212220202022 is 220202022212.

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, 922379 + ... + 1129257.

It is an arithmetic number, because the mean of its divisors is an integer number (19965833640).

Almost surely, 2^212220202022 is an apocalyptic number.

212220202022 is a deficient number, since it is larger than the sum of its proper divisors (107233136218).

212220202022 is a wasteful number, since it uses less digits than its factorization.

212220202022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 208687.

The product of its (nonzero) digits is 256, while the sum is 17.

Adding to 212220202022 its reverse (220202022212), we get a palindrome (432422224234).

It can be divided in two parts, 212 and 220202022, that multiplied together give a palindrome (46682828664).

The spelling of 212220202022 in words is "two hundred twelve billion, two hundred twenty million, two hundred two thousand, twenty-two".