20122121123022 has 32 divisors (see below), whose sum is σ = 40280615316864. Its totient is φ = 6701312181600.

The previous prime is 20122121123017. The next prime is 20122121123123. The reversal of 20122121123022 is 22032112122102.

It is a self number, because there is not a number n which added to its sum of digits gives 20122121123022.

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, 141726993 + ... + 141868899.

It is an arithmetic number, because the mean of its divisors is an integer number (1258769228652).

Almost surely, 2^{20122121123022} is an apocalyptic number.

20122121123022 is an abundant number, since it is smaller than the sum of its proper divisors (20158494193842).

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

20122121123022 is a wasteful number, since it uses less digits than its factorization.

20122121123022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 163104.

The product of its (nonzero) digits is 384, while the sum is 21.

Adding to 20122121123022 its reverse (22032112122102), we get a palindrome (42154233245124).

The spelling of 20122121123022 in words is "twenty trillion, one hundred twenty-two billion, one hundred twenty-one million, one hundred twenty-three thousand, twenty-two".