251600231203 has 2 divisors, whose sum is σ = 251600231204. Its totient is φ = 251600231202.

The previous prime is 251600231167. The next prime is 251600231269. The reversal of 251600231203 is 302132006152.

251600231203 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-251600231203 is a prime.

It is not a weakly prime, because it can be changed into another prime (251603231203) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 125800115601 + 125800115602.

It is an arithmetic number, because the mean of its divisors is an integer number (125800115602).

Almost surely, 2^251600231203 is an apocalyptic number.

251600231203 is a deficient number, since it is larger than the sum of its proper divisors (1).

251600231203 is an equidigital number, since it uses as much as digits as its factorization.

251600231203 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2160, while the sum is 25.

Adding to 251600231203 its reverse (302132006152), we get a palindrome (553732237355).

The spelling of 251600231203 in words is "two hundred fifty-one billion, six hundred million, two hundred thirty-one thousand, two hundred three".