20022202122 has 32 divisors (see below), whose sum is σ = 43855680960. Its totient is φ = 6056257920.

The previous prime is 20022202051. The next prime is 20022202169. The reversal of 20022202122 is 22120222002.

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, 2170779 + ... + 2179982.

It is an arithmetic number, because the mean of its divisors is an integer number (1370490030).

Almost surely, 2^20022202122 is an apocalyptic number.

20022202122 is an abundant number, since it is smaller than the sum of its proper divisors (23833478838).

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

20022202122 is a wasteful number, since it uses less digits than its factorization.

20022202122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4350838.

The product of its (nonzero) digits is 128, while the sum is 15.

Adding to 20022202122 its reverse (22120222002), we get a palindrome (42142424124).

The spelling of 20022202122 in words is "twenty billion, twenty-two million, two hundred two thousand, one hundred twenty-two".