122253251 has 8 divisors (see below), whose sum is σ = 126973440. Its totient is φ = 117621448.

The previous prime is 122253247. The next prime is 122253281. The reversal of 122253251 is 152352221.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 122253251 - 2² = 122253247 is a prime.

It is a super-3 number, since 3×122253251³ (a number of 25 digits) contains 333 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (122253281) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 19271 + ... + 24816.

It is an arithmetic number, because the mean of its divisors is an integer number (15871680).

Almost surely, 2^122253251 is an apocalyptic number.

122253251 is a deficient number, since it is larger than the sum of its proper divisors (4720189).

122253251 is an equidigital number, since it uses as much as digits as its factorization.

122253251 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44193.

The product of its digits is 1200, while the sum is 23.

The square root of 122253251 is about 11056.8192080725. The cubic root of 122253251 is about 496.3105102949.

The spelling of 122253251 in words is "one hundred twenty-two million, two hundred fifty-three thousand, two hundred fifty-one".