2021012000212 has 36 divisors (see below), whose sum is σ = 3757678339744. Its totient is φ = 950906505600.

The previous prime is 2021012000191. The next prime is 2021012000279. The reversal of 2021012000212 is 2120002101202.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 2021012000192 and 2021012000201.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 6968443 + ... + 7252669.

Almost surely, 2^{2021012000212} is an apocalyptic number.

It is an amenable number.

2021012000212 is a deficient number, since it is larger than the sum of its proper divisors (1736666339532).

2021012000212 is a wasteful number, since it uses less digits than its factorization.

2021012000212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 290416 (or 290397 counting only the distinct ones).

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

Adding to 2021012000212 its reverse (2120002101202), we get a palindrome (4141014101414).

The spelling of 2021012000212 in words is "two trillion, twenty-one billion, twelve million, two hundred twelve", and thus it is an aban number.