101232251 has 2 divisors, whose sum is σ = 101232252. Its totient is φ = 101232250.

The previous prime is 101232181. The next prime is 101232253. The reversal of 101232251 is 152232101.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 101232251 - 2¹⁰ = 101231227 is a prime.

Together with 101232253, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (101232253) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50616125 + 50616126.

It is an arithmetic number, because the mean of its divisors is an integer number (50616126).

Almost surely, 2^101232251 is an apocalyptic number.

101232251 is a deficient number, since it is larger than the sum of its proper divisors (1).

101232251 is an equidigital number, since it uses as much as digits as its factorization.

101232251 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 120, while the sum is 17.

The square root of 101232251 is about 10061.4239051935. The cubic root of 101232251 is about 466.0576396004.

Adding to 101232251 its reverse (152232101), we get a palindrome (253464352).

The spelling of 101232251 in words is "one hundred one million, two hundred thirty-two thousand, two hundred fifty-one".