212002121222022 has 32 divisors (see below), whose sum is σ = 425894756709600. Its totient is φ = 70352344505088.

The previous prime is 212002121221981. The next prime is 212002121222053. The reversal of 212002121222022 is 220222121200212.

It is a self number, because there is not a number n which added to its sum of digits gives 212002121222022.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7973604 + ... + 22081272.

It is an arithmetic number, because the mean of its divisors is an integer number (13309211147175).

Almost surely, 2^{212002121222022} is an apocalyptic number.

212002121222022 is an abundant number, since it is smaller than the sum of its proper divisors (213892635487578).

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

212002121222022 is a wasteful number, since it uses less digits than its factorization.

212002121222022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14118840.

The product of its (nonzero) digits is 512, while the sum is 21.

Adding to 212002121222022 its reverse (220222121200212), we get a palindrome (432224242422234).

The spelling of 212002121222022 in words is "two hundred twelve trillion, two billion, one hundred twenty-one million, two hundred twenty-two thousand, twenty-two".