2021000022112 has 48 divisors (see below), whose sum is σ = 3992276508192. Its totient is φ = 1007094021120.

The previous prime is 2021000022091. The next prime is 2021000022133. The reversal of 2021000022112 is 2112200001202.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (2021000022091) and next prime (2021000022133).

It is a junction number, because it is equal to n+sod(n) for n = 2021000022092 and 2021000022101.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11774218 + ... + 11944630.

It is an arithmetic number, because the mean of its divisors is an integer number (83172427254).

Almost surely, 2^{2021000022112} is an apocalyptic number.

It is an amenable number.

2021000022112 is a deficient number, since it is larger than the sum of its proper divisors (1971276486080).

2021000022112 is a wasteful number, since it uses less digits than its factorization.

2021000022112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 171671 (or 171663 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 13.

Adding to 2021000022112 its reverse (2112200001202), we get a palindrome (4133200023314).

The spelling of 2021000022112 in words is "two trillion, twenty-one billion, twenty-two thousand, one hundred twelve".