2020021100212 has 24 divisors (see below), whose sum is σ = 3575619645696. Its totient is φ = 998439621888.

The previous prime is 2020021100147. The next prime is 2020021100249. The reversal of 2020021100212 is 2120011200202.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 2020021100192 and 2020021100201.

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 2681518 + ... + 3351205.

It is an arithmetic number, because the mean of its divisors is an integer number (148984151904).

Almost surely, 2^{2020021100212} is an apocalyptic number.

It is an amenable number.

2020021100212 is a deficient number, since it is larger than the sum of its proper divisors (1555598545484).

2020021100212 is a wasteful number, since it uses less digits than its factorization.

2020021100212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6033687 (or 6033685 counting only the distinct ones).

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

Adding to 2020021100212 its reverse (2120011200202), we get a palindrome (4140032300414).

The spelling of 2020021100212 in words is "two trillion, twenty billion, twenty-one million, one hundred thousand, two hundred twelve".