122252150 has 12 divisors (see below), whose sum is σ = 227389092. Its totient is φ = 48900840.

The previous prime is 122252149. The next prime is 122252159. The reversal of 122252150 is 51252221.

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 (122252159) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1222472 + ... + 1222571.

It is an arithmetic number, because the mean of its divisors is an integer number (18949091).

Almost surely, 2^122252150 is an apocalyptic number.

122252150 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

122252150 is a deficient number, since it is larger than the sum of its proper divisors (105136942).

122252150 is a wasteful number, since it uses less digits than its factorization.

122252150 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2445055 (or 2445050 counting only the distinct ones).

The product of its (nonzero) digits is 400, while the sum is 20.

The square root of 122252150 is about 11056.7694196813. The cubic root of 122252150 is about 496.3090203835.

The spelling of 122252150 in words is "one hundred twenty-two million, two hundred fifty-two thousand, one hundred fifty".