2021020100022 has 32 divisors (see below), whose sum is σ = 5039426744064. Its totient is φ = 524940285600.

The previous prime is 2021020100009. The next prime is 2021020100041. The reversal of 2021020100022 is 2200010201202.

It is a junction number, because it is equal to n+sod(n) for n = 2021020099980 and 2021020100007.

It is a congruent number.

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, 2187250729 + ... + 2187251652.

It is an arithmetic number, because the mean of its divisors is an integer number (157482085752).

Almost surely, 2^{2021020100022} is an apocalyptic number.

2021020100022 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

2021020100022 is an abundant number, since it is smaller than the sum of its proper divisors (3018406644042).

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

2021020100022 is a wasteful number, since it uses less digits than its factorization.

2021020100022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4374502404.

The product of its (nonzero) digits is 32, while the sum is 12.

Adding to 2021020100022 its reverse (2200010201202), we get a palindrome (4221030301224).

The spelling of 2021020100022 in words is "two trillion, twenty-one billion, twenty million, one hundred thousand, twenty-two".