20122222120102 has 8 divisors (see below), whose sum is σ = 30183388139736. Its totient is φ = 10061092740192.

The previous prime is 20122222120097. The next prime is 20122222120139. The reversal of 20122222120102 is 20102122222102.

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

It is a self number, because there is not a number n which added to its sum of digits gives 20122222120102.

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, 7743123 + ... + 10010014.

It is an arithmetic number, because the mean of its divisors is an integer number (3772923517467).

Almost surely, 2^{20122222120102} is an apocalyptic number.

20122222120102 is a deficient number, since it is larger than the sum of its proper divisors (10061166019634).

20122222120102 is a wasteful number, since it uses less digits than its factorization.

20122222120102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18319862.

The product of its (nonzero) digits is 256, while the sum is 19.

Adding to 20122222120102 its reverse (20102122222102), we get a palindrome (40224344342204).

The spelling of 20122222120102 in words is "twenty trillion, one hundred twenty-two billion, two hundred twenty-two million, one hundred twenty thousand, one hundred two".