2022121012100 has 72 divisors (see below), whose sum is σ = 5018716989888. Its totient is φ = 692765424000.

The previous prime is 2022121012099. The next prime is 2022121012117. The reversal of 2022121012100 is 12101212202.

It is a Harshad number since it is a multiple of its sum of digits (14).

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, 199502 + ... + 2020901.

Almost surely, 2^{2022121012100} is an apocalyptic number.

2022121012100 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2022121012100, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2509358494944).

2022121012100 is an abundant number, since it is smaller than the sum of its proper divisors (2996595977788).

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

2022121012100 is a wasteful number, since it uses less digits than its factorization.

2022121012100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2221725 (or 2221718 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 2022121012100 its reverse (12101212202), we get a palindrome (2034222224302).

The spelling of 2022121012100 in words is "two trillion, twenty-two billion, one hundred twenty-one million, twelve thousand, one hundred".