102251151 has 12 divisors (see below), whose sum is σ = 150483528. Its totient is φ = 66880944.

The previous prime is 102251143. The next prime is 102251159. The reversal of 102251151 is 151152201.

102251151 is a `hidden beast` number, since 102 + 2 + 511 + 51 = 666.

It is an interprime number because it is at equal distance from previous prime (102251143) and next prime (102251159).

It is not a de Polignac number, because 102251151 - 2³ = 102251143 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (102251159) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 106705 + ... + 107658.

It is an arithmetic number, because the mean of its divisors is an integer number (12540294).

Almost surely, 2^102251151 is an apocalyptic number.

102251151 is a deficient number, since it is larger than the sum of its proper divisors (48232377).

102251151 is a wasteful number, since it uses less digits than its factorization.

102251151 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 214422 (or 214419 counting only the distinct ones).

The product of its (nonzero) digits is 100, while the sum is 18.

The square root of 102251151 is about 10111.9311212053. The cubic root of 102251151 is about 467.6160421900.

The spelling of 102251151 in words is "one hundred two million, two hundred fifty-one thousand, one hundred fifty-one".