20212633039 has 2 divisors, whose sum is σ = 20212633040. Its totient is φ = 20212633038.

The previous prime is 20212633037. The next prime is 20212633087. The reversal of 20212633039 is 93033621202.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 20212633039 - 2¹ = 20212633037 is a prime.

Together with 20212633037, it forms a pair of twin primes.

It is a self number, because there is not a number n which added to its sum of digits gives 20212633039.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (20212633037) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10106316519 + 10106316520.

It is an arithmetic number, because the mean of its divisors is an integer number (10106316520).

Almost surely, 2^20212633039 is an apocalyptic number.

20212633039 is a deficient number, since it is larger than the sum of its proper divisors (1).

20212633039 is an equidigital number, since it uses as much as digits as its factorization.

20212633039 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 11664, while the sum is 31.

The spelling of 20212633039 in words is "twenty billion, two hundred twelve million, six hundred thirty-three thousand, thirty-nine".