201033113977 has 2 divisors, whose sum is σ = 201033113978. Its totient is φ = 201033113976.

The previous prime is 201033113917. The next prime is 201033113987. The reversal of 201033113977 is 779311330102.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 163186913296 + 37846200681 = 403964^2 + 194541^2 .

It is a cyclic number.

It is not a de Polignac number, because 201033113977 - 2⁷ = 201033113849 is a prime.

It is not a weakly prime, because it can be changed into another prime (201033113917) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100516556988 + 100516556989.

It is an arithmetic number, because the mean of its divisors is an integer number (100516556989).

Almost surely, 2^201033113977 is an apocalyptic number.

It is an amenable number.

201033113977 is a deficient number, since it is larger than the sum of its proper divisors (1).

201033113977 is an equidigital number, since it uses as much as digits as its factorization.

201033113977 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 23814, while the sum is 37.

The spelling of 201033113977 in words is "two hundred one billion, thirty-three million, one hundred thirteen thousand, nine hundred seventy-seven".