20222222122102 has 48 divisors (see below), whose sum is σ = 41035812513696. Its totient is φ = 7272727228800.

The previous prime is 20222222122031. The next prime is 20222222122129. The reversal of 20222222122102 is 20122122222202.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 459114799 + ... + 459158842.

It is an arithmetic number, because the mean of its divisors is an integer number (854912760702).

Almost surely, 2^{20222222122102} is an apocalyptic number.

20222222122102 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

20222222122102 is an abundant number, since it is smaller than the sum of its proper divisors (20813590391594).

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

20222222122102 is a wasteful number, since it uses less digits than its factorization.

20222222122102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 918273685 (or 918273674 counting only the distinct ones).

The product of its (nonzero) digits is 1024, while the sum is 22.

Adding to 20222222122102 its reverse (20122122222202), we get a palindrome (40344344344304).

The spelling of 20222222122102 in words is "twenty trillion, two hundred twenty-two billion, two hundred twenty-two million, one hundred twenty-two thousand, one hundred two".