122248251 has 16 divisors (see below), whose sum is σ = 182436000. Its totient is φ = 80901504.

The previous prime is 122248199. The next prime is 122248277. The reversal of 122248251 is 152842221.

It is not a de Polignac number, because 122248251 - 2⁷ = 122248123 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (122248351) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 12826 + ... + 20223.

It is an arithmetic number, because the mean of its divisors is an integer number (11402250).

Almost surely, 2^122248251 is an apocalyptic number.

122248251 is a deficient number, since it is larger than the sum of its proper divisors (60187749).

122248251 is a wasteful number, since it uses less digits than its factorization.

122248251 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33195 (or 33189 counting only the distinct ones).

The product of its digits is 2560, while the sum is 27.

The square root of 122248251 is about 11056.5931009511. The cubic root of 122248251 is about 496.3037440498.

The spelling of 122248251 in words is "one hundred twenty-two million, two hundred forty-eight thousand, two hundred fifty-one".