22012202020122 has 32 divisors (see below), whose sum is σ = 48918897365760. Its totient is φ = 7336966741920.

The previous prime is 22012202020093. The next prime is 22012202020129. The reversal of 22012202020122 is 22102020221022.

22012202020122 is a `hidden beast` number, since 2 + 201 + 220 + 20 + 201 + 22 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 22012202020095 and 22012202020104.

It is not an unprimeable number, because it can be changed into a prime (22012202020129) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 11131458 + ... + 12958925.

It is an arithmetic number, because the mean of its divisors is an integer number (1528715542680).

Almost surely, 2^{22012202020122} is an apocalyptic number.

22012202020122 is an abundant number, since it is smaller than the sum of its proper divisors (26906695345638).

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

22012202020122 is a wasteful number, since it uses less digits than its factorization.

22012202020122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24107315 (or 24107309 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 18.

Adding to 22012202020122 its reverse (22102020221022), we get a palindrome (44114222241144).

The spelling of 22012202020122 in words is "twenty-two trillion, twelve billion, two hundred two million, twenty thousand, one hundred twenty-two".