201023220320939 has 2 divisors, whose sum is σ = 201023220320940. Its totient is φ = 201023220320938.

The previous prime is 201023220320863. The next prime is 201023220320947. The reversal of 201023220320939 is 939023022320102.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 201023220320939 - 2⁸ = 201023220320683 is a prime.

It is not a weakly prime, because it can be changed into another prime (201023220320959) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100511610160469 + 100511610160470.

It is an arithmetic number, because the mean of its divisors is an integer number (100511610160470).

Almost surely, 2^{201023220320939} is an apocalyptic number.

201023220320939 is a deficient number, since it is larger than the sum of its proper divisors (1).

201023220320939 is an equidigital number, since it uses as much as digits as its factorization.

201023220320939 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 69984, while the sum is 38.

The spelling of 201023220320939 in words is "two hundred one trillion, twenty-three billion, two hundred twenty million, three hundred twenty thousand, nine hundred thirty-nine".