20212013039 has 2 divisors, whose sum is σ = 20212013040. Its totient is φ = 20212013038.

The previous prime is 20212013033. The next prime is 20212013053. The reversal of 20212013039 is 93031021202.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-20212013039 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (20212013033) by changing a digit.

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 as a sum of consecutive naturals, namely, 10106006519 + 10106006520.

It is an arithmetic number, because the mean of its divisors is an integer number (10106006520).

Almost surely, 2^20212013039 is an apocalyptic number.

20212013039 is a deficient number, since it is larger than the sum of its proper divisors (1).

20212013039 is an equidigital number, since it uses as much as digits as its factorization.

20212013039 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 648, while the sum is 23.

The spelling of 20212013039 in words is "twenty billion, two hundred twelve million, thirteen thousand, thirty-nine".