122744150 has 12 divisors (see below), whose sum is σ = 228304212. Its totient is φ = 49097640.

The previous prime is 122744099. The next prime is 122744179. The reversal of 122744150 is 51447221.

It is a super-2 number, since 2×122744150² = 30132252718445000, which contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1227392 + ... + 1227491.

It is an arithmetic number, because the mean of its divisors is an integer number (19025351).

Almost surely, 2^122744150 is an apocalyptic number.

122744150 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

122744150 is a deficient number, since it is larger than the sum of its proper divisors (105560062).

122744150 is a wasteful number, since it uses less digits than its factorization.

122744150 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2454895 (or 2454890 counting only the distinct ones).

The product of its (nonzero) digits is 2240, while the sum is 26.

The square root of 122744150 is about 11078.9958931304. The cubic root of 122744150 is about 496.9739226588.

The spelling of 122744150 in words is "one hundred twenty-two million, seven hundred forty-four thousand, one hundred fifty".