20222769079 has 2 divisors, whose sum is σ = 20222769080. Its totient is φ = 20222769078.

The previous prime is 20222769037. The next prime is 20222769139. The reversal of 20222769079 is 97096722202.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 20222769079 - 2⁹ = 20222768567 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (20222769379) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10111384539 + 10111384540.

It is an arithmetic number, because the mean of its divisors is an integer number (10111384540).

Almost surely, 2^20222769079 is an apocalyptic number.

20222769079 is a deficient number, since it is larger than the sum of its proper divisors (1).

20222769079 is an equidigital number, since it uses as much as digits as its factorization.

20222769079 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 381024, while the sum is 46.

The spelling of 20222769079 in words is "twenty billion, two hundred twenty-two million, seven hundred sixty-nine thousand, seventy-nine".