200111111051 has 2 divisors, whose sum is σ = 200111111052. Its totient is φ = 200111111050.

The previous prime is 200111111017. The next prime is 200111111071. The reversal of 200111111051 is 150111111002.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-200111111051 is a prime.

It is not a weakly prime, because it can be changed into another prime (200111111071) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100055555525 + 100055555526.

It is an arithmetic number, because the mean of its divisors is an integer number (100055555526).

Almost surely, 2^200111111051 is an apocalyptic number.

200111111051 is a deficient number, since it is larger than the sum of its proper divisors (1).

200111111051 is an equidigital number, since it uses as much as digits as its factorization.

200111111051 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 10, while the sum is 14.

Adding to 200111111051 its reverse (150111111002), we get a palindrome (350222222053).

The spelling of 200111111051 in words is "two hundred billion, one hundred eleven million, one hundred eleven thousand, fifty-one".