122312150 has 24 divisors (see below), whose sum is σ = 229855080. Its totient is φ = 48418560.

The previous prime is 122312149. The next prime is 122312159. The reversal of 122312150 is 51213221.

It is a happy number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (122312159) 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, 7760 + ... + 17459.

It is an arithmetic number, because the mean of its divisors is an integer number (9577295).

Almost surely, 2^122312150 is an apocalyptic number.

122312150 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

122312150 is a deficient number, since it is larger than the sum of its proper divisors (107542930).

122312150 is a wasteful number, since it uses less digits than its factorization.

122312150 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25328 (or 25323 counting only the distinct ones).

The product of its (nonzero) digits is 120, while the sum is 17.

The square root of 122312150 is about 11059.4823567833. The cubic root of 122312150 is about 496.3902014259.

Adding to 122312150 its reverse (51213221), we get a palindrome (173525371).

The spelling of 122312150 in words is "one hundred twenty-two million, three hundred twelve thousand, one hundred fifty".