20301244079 has 2 divisors, whose sum is σ = 20301244080. Its totient is φ = 20301244078.

The previous prime is 20301244063. The next prime is 20301244153. The reversal of 20301244079 is 97044210302.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 20301244079 - 2⁴ = 20301244063 is a prime.

It is a super-2 number, since 2×20301244079² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (20301244039) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10150622039 + 10150622040.

It is an arithmetic number, because the mean of its divisors is an integer number (10150622040).

Almost surely, 2^20301244079 is an apocalyptic number.

20301244079 is a deficient number, since it is larger than the sum of its proper divisors (1).

20301244079 is an equidigital number, since it uses as much as digits as its factorization.

20301244079 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 12096, while the sum is 32.

The spelling of 20301244079 in words is "twenty billion, three hundred one million, two hundred forty-four thousand, seventy-nine".