122162271 has 32 divisors (see below), whose sum is σ = 208578048. Its totient is φ = 61741440.

The previous prime is 122162219. The next prime is 122162291. The reversal of 122162271 is 172261221.

It is not a de Polignac number, because 122162271 - 2⁶ = 122162207 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (122162291) 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 31 ways as a sum of consecutive naturals, for example, 1401 + ... + 15693.

It is an arithmetic number, because the mean of its divisors is an integer number (6518064).

Almost surely, 2^122162271 is an apocalyptic number.

122162271 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

122162271 is a deficient number, since it is larger than the sum of its proper divisors (86415777).

122162271 is a wasteful number, since it uses less digits than its factorization.

122162271 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14351.

The product of its digits is 672, while the sum is 24.

The square root of 122162271 is about 11052.7042392348. The cubic root of 122162271 is about 496.1873628239.

The spelling of 122162271 in words is "one hundred twenty-two million, one hundred sixty-two thousand, two hundred seventy-one".