122273217 has 12 divisors (see below), whose sum is σ = 192673104. Its totient is φ = 74104920.

The previous prime is 122273201. The next prime is 122273233. The reversal of 122273217 is 712372221.

It is an interprime number because it is at equal distance from previous prime (122273201) and next prime (122273233).

It is not a de Polignac number, because 122273217 - 2⁴ = 122273201 is a prime.

It is a hoax number, since the sum of its digits (27) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (122273237) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 617443 + ... + 617640.

It is an arithmetic number, because the mean of its divisors is an integer number (16056092).

Almost surely, 2^122273217 is an apocalyptic number.

It is an amenable number.

122273217 is a deficient number, since it is larger than the sum of its proper divisors (70399887).

122273217 is a wasteful number, since it uses less digits than its factorization.

122273217 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1235100 (or 1235097 counting only the distinct ones).

The product of its digits is 2352, while the sum is 27.

The square root of 122273217 is about 11057.7220529366. The cubic root of 122273217 is about 496.3375274257.

The spelling of 122273217 in words is "one hundred twenty-two million, two hundred seventy-three thousand, two hundred seventeen".