20113213193303 has 2 divisors, whose sum is σ = 20113213193304. Its totient is φ = 20113213193302.

The previous prime is 20113213193219. The next prime is 20113213193351. The reversal of 20113213193303 is 30339131231102.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-20113213193303 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 20113213193303.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (20113213193383) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10056606596651 + 10056606596652.

It is an arithmetic number, because the mean of its divisors is an integer number (10056606596652).

Almost surely, 2^{20113213193303} is an apocalyptic number.

20113213193303 is a deficient number, since it is larger than the sum of its proper divisors (1).

20113213193303 is an equidigital number, since it uses as much as digits as its factorization.

20113213193303 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 32.

The spelling of 20113213193303 in words is "twenty trillion, one hundred thirteen billion, two hundred thirteen million, one hundred ninety-three thousand, three hundred three".