20220122010100 has 72 divisors (see below), whose sum is σ = 46312867314560. Its totient is φ = 7641483390720.

The previous prime is 20220122010079. The next prime is 20220122010149. The reversal of 20220122010100 is 101022102202.

It is a happy number.

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, 13801569 + ... + 15196168.

Almost surely, 2^{20220122010100} is an apocalyptic number.

20220122010100 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

20220122010100 is an abundant number, since it is smaller than the sum of its proper divisors (26092745304460).

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

20220122010100 is a wasteful number, since it uses less digits than its factorization.

20220122010100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28998137 (or 28998130 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 13.

Adding to 20220122010100 its reverse (101022102202), we get a palindrome (20321144112302).

The spelling of 20220122010100 in words is "twenty trillion, two hundred twenty billion, one hundred twenty-two million, ten thousand, one hundred".