20220122222000 has 80 divisors (see below), whose sum is σ = 49078158921792. Its totient is φ = 8057295641600.

The previous prime is 20220122221997. The next prime is 20220122222011. The reversal of 20220122222000 is 22222102202.

It is a tau number, because it is divible by the number of its divisors (80).

It is a self number, because there is not a number n which added to its sum of digits gives 20220122222000.

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, 18694649 + ... + 19746648.

Almost surely, 2^{20220122222000} is an apocalyptic number.

20220122222000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

20220122222000 is an abundant number, since it is smaller than the sum of its proper divisors (28858036699792).

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

20220122222000 is a wasteful number, since it uses less digits than its factorization.

20220122222000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38441583 (or 38441567 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 17.

Adding to 20220122222000 its reverse (22222102202), we get a palindrome (20242344324202).

The spelling of 20220122222000 in words is "twenty trillion, two hundred twenty billion, one hundred twenty-two million, two hundred twenty-two thousand".