122140275 has 24 divisors (see below), whose sum is σ = 202271280. Its totient is φ = 65034240.

The previous prime is 122140261. The next prime is 122140283. The reversal of 122140275 is 572041221.

It is not a de Polignac number, because 122140275 - 2⁴ = 122140259 is a prime.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 68799 + ... + 70551.

It is an arithmetic number, because the mean of its divisors is an integer number (8427970).

Almost surely, 2^122140275 is an apocalyptic number.

122140275 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

122140275 is a deficient number, since it is larger than the sum of its proper divisors (80131005).

122140275 is a wasteful number, since it uses less digits than its factorization.

122140275 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2695 (or 2690 counting only the distinct ones).

The product of its (nonzero) digits is 1120, while the sum is 24.

The square root of 122140275 is about 11051.7091438383. The cubic root of 122140275 is about 496.1575805999.

Adding to 122140275 its reverse (572041221), we get a palindrome (694181496).

The spelling of 122140275 in words is "one hundred twenty-two million, one hundred forty thousand, two hundred seventy-five".