20212202220022 has 8 divisors (see below), whose sum is σ = 32101732937736. Its totient is φ = 9511624574112.

The previous prime is 20212202219999. The next prime is 20212202220031. The reversal of 20212202220022 is 22002220221202.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 297238267908 + ... + 297238267975.

It is an arithmetic number, because the mean of its divisors is an integer number (4012716617217).

Almost surely, 2^{20212202220022} is an apocalyptic number.

20212202220022 is a deficient number, since it is larger than the sum of its proper divisors (11889530717714).

20212202220022 is a wasteful number, since it uses less digits than its factorization.

20212202220022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 594476535902.

The product of its (nonzero) digits is 512, while the sum is 19.

Adding to 20212202220022 its reverse (22002220221202), we get a palindrome (42214422441224).

The spelling of 20212202220022 in words is "twenty trillion, two hundred twelve billion, two hundred two million, two hundred twenty thousand, twenty-two".