2021000010022 has 128 divisors (see below), whose sum is σ = 3674203545600. Its totient is φ = 815497030656.

The previous prime is 2021000010017. The next prime is 2021000010023. The reversal of 2021000010022 is 2200100001202.

It is a junction number, because it is equal to n+sod(n) for n = 2021000009990 and 2021000010008.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2021000010023) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 2120671098 + ... + 2120672050.

It is an arithmetic number, because the mean of its divisors is an integer number (28704715200).

Almost surely, 2^{2021000010022} is an apocalyptic number.

2021000010022 is a deficient number, since it is larger than the sum of its proper divisors (1653203535578).

2021000010022 is a wasteful number, since it uses less digits than its factorization.

2021000010022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1670.

The product of its (nonzero) digits is 16, while the sum is 10.

Adding to 2021000010022 its reverse (2200100001202), we get a palindrome (4221100011224).

The spelling of 2021000010022 in words is "two trillion, twenty-one billion, ten thousand, twenty-two".