200013131377 has 2 divisors, whose sum is σ = 200013131378. Its totient is φ = 200013131376.

The previous prime is 200013131299. The next prime is 200013131401. The reversal of 200013131377 is 773131310002.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 137332501056 + 62680630321 = 370584^2 + 250361^2 .

It is a cyclic number.

It is not a de Polignac number, because 200013131377 - 2³¹ = 197865647729 is a prime.

It is a super-2 number, since 2×200013131377² (a number of 23 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (200013131677) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100006565688 + 100006565689.

It is an arithmetic number, because the mean of its divisors is an integer number (100006565689).

Almost surely, 2^200013131377 is an apocalyptic number.

It is an amenable number.

200013131377 is a deficient number, since it is larger than the sum of its proper divisors (1).

200013131377 is an equidigital number, since it uses as much as digits as its factorization.

200013131377 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2646, while the sum is 28.

Adding to 200013131377 its reverse (773131310002), we get a palindrome (973144441379).

The spelling of 200013131377 in words is "two hundred billion, thirteen million, one hundred thirty-one thousand, three hundred seventy-seven".