2021202022012 has 24 divisors (see below), whose sum is σ = 3632772022880. Its totient is φ = 983268227520.

The previous prime is 2021202022003. The next prime is 2021202022019. The reversal of 2021202022012 is 2102202021202.

It is a super-2 number, since 2×2021202022012² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2021202022019) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10086289 + ... + 10284727.

Almost surely, 2^{2021202022012} is an apocalyptic number.

It is an amenable number.

2021202022012 is a deficient number, since it is larger than the sum of its proper divisors (1611570000868).

2021202022012 is a wasteful number, since it uses less digits than its factorization.

2021202022012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 267301 (or 267299 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 16.

Adding to 2021202022012 its reverse (2102202021202), we get a palindrome (4123404043214).

The spelling of 2021202022012 in words is "two trillion, twenty-one billion, two hundred two million, twenty-two thousand, twelve".