20366733103 has 2 divisors, whose sum is σ = 20366733104. Its totient is φ = 20366733102.

The previous prime is 20366733043. The next prime is 20366733133. The reversal of 20366733103 is 30133766302.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-20366733103 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (20366733133) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10183366551 + 10183366552.

It is an arithmetic number, because the mean of its divisors is an integer number (10183366552).

Almost surely, 2^20366733103 is an apocalyptic number.

20366733103 is a deficient number, since it is larger than the sum of its proper divisors (1).

20366733103 is an equidigital number, since it uses as much as digits as its factorization.

20366733103 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 40824, while the sum is 34.

The spelling of 20366733103 in words is "twenty billion, three hundred sixty-six million, seven hundred thirty-three thousand, one hundred three".