201132456251 has 2 divisors, whose sum is σ = 201132456252. Its totient is φ = 201132456250.

The previous prime is 201132456227. The next prime is 201132456257. The reversal of 201132456251 is 152654231102.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-201132456251 is a prime.

It is not a weakly prime, because it can be changed into another prime (201132456257) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100566228125 + 100566228126.

It is an arithmetic number, because the mean of its divisors is an integer number (100566228126).

Almost surely, 2^201132456251 is an apocalyptic number.

201132456251 is a deficient number, since it is larger than the sum of its proper divisors (1).

201132456251 is an equidigital number, since it uses as much as digits as its factorization.

201132456251 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 14400, while the sum is 32.

Adding to 201132456251 its reverse (152654231102), we get a palindrome (353786687353).

The spelling of 201132456251 in words is "two hundred one billion, one hundred thirty-two million, four hundred fifty-six thousand, two hundred fifty-one".