200434121131 has 2 divisors, whose sum is σ = 200434121132. Its totient is φ = 200434121130.

The previous prime is 200434121099. The next prime is 200434121137. The reversal of 200434121131 is 131121434002.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 200434121131 - 2⁵ = 200434121099 is a prime.

It is a super-2 number, since 2×200434121131² (a number of 23 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (200434121137) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100217060565 + 100217060566.

It is an arithmetic number, because the mean of its divisors is an integer number (100217060566).

Almost surely, 2^200434121131 is an apocalyptic number.

200434121131 is a deficient number, since it is larger than the sum of its proper divisors (1).

200434121131 is an equidigital number, since it uses as much as digits as its factorization.

200434121131 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 576, while the sum is 22.

Adding to 200434121131 its reverse (131121434002), we get a palindrome (331555555133).

The spelling of 200434121131 in words is "two hundred billion, four hundred thirty-four million, one hundred twenty-one thousand, one hundred thirty-one".