2021002010022 has 32 divisors (see below), whose sum is σ = 4054016558592. Its totient is φ = 671666153184.

The previous prime is 2021002010011. The next prime is 2021002010029. The reversal of 2021002010022 is 2200102001202.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2021002010029) 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 15 ways as a sum of consecutive naturals, for example, 8989833 + ... + 9211899.

It is an arithmetic number, because the mean of its divisors is an integer number (126688017456).

Almost surely, 2^{2021002010022} is an apocalyptic number.

2021002010022 is an abundant number, since it is smaller than the sum of its proper divisors (2033014548570).

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

2021002010022 is a wasteful number, since it uses less digits than its factorization.

2021002010022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 226572.

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

Adding to 2021002010022 its reverse (2200102001202), we get a palindrome (4221104011224).

It can be divided in two parts, 202100 and 2010022, that added together give a palindrome (2212122).

The spelling of 2021002010022 in words is "two trillion, twenty-one billion, two million, ten thousand, twenty-two".