20130201312079 has 2 divisors, whose sum is σ = 20130201312080. Its totient is φ = 20130201312078.

The previous prime is 20130201312071. The next prime is 20130201312223. The reversal of 20130201312079 is 97021310203102.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 20130201312079 - 2³ = 20130201312071 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 20130201312079.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (20130201312071) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10065100656039 + 10065100656040.

It is an arithmetic number, because the mean of its divisors is an integer number (10065100656040).

Almost surely, 2^{20130201312079} is an apocalyptic number.

20130201312079 is a deficient number, since it is larger than the sum of its proper divisors (1).

20130201312079 is an equidigital number, since it uses as much as digits as its factorization.

20130201312079 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4536, while the sum is 31.

The spelling of 20130201312079 in words is "twenty trillion, one hundred thirty billion, two hundred one million, three hundred twelve thousand, seventy-nine".