2021112202012 has 12 divisors (see below), whose sum is σ = 3536957147416. Its totient is φ = 1010553017040.

The previous prime is 2021112201973. The next prime is 2021112202049. The reversal of 2021112202012 is 2102022111202.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1354858 + ... + 2424430.

Almost surely, 2^{2021112202012} is an apocalyptic number.

It is an amenable number.

2021112202012 is a deficient number, since it is larger than the sum of its proper divisors (1515844945404).

2021112202012 is a wasteful number, since it uses less digits than its factorization.

2021112202012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1541988 (or 1541986 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 2021112202012 its reverse (2102022111202), we get a palindrome (4123134313214).

The spelling of 2021112202012 in words is "two trillion, twenty-one billion, one hundred twelve million, two hundred two thousand, twelve".