20102113303 has 2 divisors, whose sum is σ = 20102113304. Its totient is φ = 20102113302.

The previous prime is 20102113279. The next prime is 20102113313. The reversal of 20102113303 is 30331120102.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-20102113303 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (20102113313) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10051056651 + 10051056652.

It is an arithmetic number, because the mean of its divisors is an integer number (10051056652).

Almost surely, 2^20102113303 is an apocalyptic number.

20102113303 is a deficient number, since it is larger than the sum of its proper divisors (1).

20102113303 is an equidigital number, since it uses as much as digits as its factorization.

20102113303 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 108, while the sum is 16.

Adding to 20102113303 its reverse (30331120102), we get a palindrome (50433233405).

The spelling of 20102113303 in words is "twenty billion, one hundred two million, one hundred thirteen thousand, three hundred three".