20113031230339 has 2 divisors, whose sum is σ = 20113031230340. Its totient is φ = 20113031230338.

The previous prime is 20113031230199. The next prime is 20113031230351. The reversal of 20113031230339 is 93303213031102.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 20113031230339 - 2⁹ = 20113031229827 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 20113031230339.

It is not a weakly prime, because it can be changed into another prime (20113031230739) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10056515615169 + 10056515615170.

It is an arithmetic number, because the mean of its divisors is an integer number (10056515615170).

Almost surely, 2^{20113031230339} is an apocalyptic number.

20113031230339 is a deficient number, since it is larger than the sum of its proper divisors (1).

20113031230339 is an equidigital number, since it uses as much as digits as its factorization.

20113031230339 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 8748, while the sum is 31.

The spelling of 20113031230339 in words is "twenty trillion, one hundred thirteen billion, thirty-one million, two hundred thirty thousand, three hundred thirty-nine".