100042355251 has 2 divisors, whose sum is σ = 100042355252. Its totient is φ = 100042355250.

The previous prime is 100042355213. The next prime is 100042355311. The reversal of 100042355251 is 152553240001.

It is a weak prime.

It is an emirp because it is prime and its reverse (152553240001) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 100042355251 - 2⁹ = 100042354739 is a prime.

It is a super-4 number, since 4×100042355251⁴ (a number of 45 digits) contains 4444 as substring.

It is not a weakly prime, because it can be changed into another prime (100042355051) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50021177625 + 50021177626.

It is an arithmetic number, because the mean of its divisors is an integer number (50021177626).

Almost surely, 2^100042355251 is an apocalyptic number.

100042355251 is a deficient number, since it is larger than the sum of its proper divisors (1).

100042355251 is an equidigital number, since it uses as much as digits as its factorization.

100042355251 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6000, while the sum is 28.

Adding to 100042355251 its reverse (152553240001), we get a palindrome (252595595252).

The spelling of 100042355251 in words is "one hundred billion, forty-two million, three hundred fifty-five thousand, two hundred fifty-one".