5051111101051 has 2 divisors, whose sum is σ = 5051111101052. Its totient is φ = 5051111101050.

The previous prime is 5051111101039. The next prime is 5051111101093. The reversal of 5051111101051 is 1501011111505.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 5051111101051 - 2²³ = 5051102712443 is a prime.

It is not a weakly prime, because it can be changed into another prime (5051111101031) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2525555550525 + 2525555550526.

It is an arithmetic number, because the mean of its divisors is an integer number (2525555550526).

Almost surely, 2^{5051111101051} is an apocalyptic number.

5051111101051 is a deficient number, since it is larger than the sum of its proper divisors (1).

5051111101051 is an equidigital number, since it uses as much as digits as its factorization.

5051111101051 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 125, while the sum is 22.

Adding to 5051111101051 its reverse (1501011111505), we get a palindrome (6552122212556).

The spelling of 5051111101051 in words is "five trillion, fifty-one billion, one hundred eleven million, one hundred one thousand, fifty-one".