200157031771 has 2 divisors, whose sum is σ = 200157031772. Its totient is φ = 200157031770.

The previous prime is 200157031741. The next prime is 200157031783. The reversal of 200157031771 is 177130751002.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-200157031771 is a prime.

It is not a weakly prime, because it can be changed into another prime (200157031741) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100078515885 + 100078515886.

It is an arithmetic number, because the mean of its divisors is an integer number (100078515886).

Almost surely, 2^200157031771 is an apocalyptic number.

200157031771 is a deficient number, since it is larger than the sum of its proper divisors (1).

200157031771 is an equidigital number, since it uses as much as digits as its factorization.

200157031771 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 10290, while the sum is 34.

Adding to 200157031771 its reverse (177130751002), we get a palindrome (377287782773).

The spelling of 200157031771 in words is "two hundred billion, one hundred fifty-seven million, thirty-one thousand, seven hundred seventy-one".