122112150 has 24 divisors (see below), whose sum is σ = 302838504. Its totient is φ = 32563200.

The previous prime is 122112113. The next prime is 122112167. The reversal of 122112150 is 51211221.

It is a super-2 number, since 2×122112150² = 29822754355245000, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a congruent number.

It is an unprimeable number.

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 11 ways as a sum of consecutive naturals, for example, 406891 + ... + 407190.

It is an arithmetic number, because the mean of its divisors is an integer number (12618271).

Almost surely, 2^122112150 is an apocalyptic number.

122112150 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

122112150 is an abundant number, since it is smaller than the sum of its proper divisors (180726354).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

122112150 is a wasteful number, since it uses less digits than its factorization.

122112150 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 814096 (or 814091 counting only the distinct ones).

The product of its (nonzero) digits is 40, while the sum is 15.

The square root of 122112150 is about 11050.4366429567. The cubic root of 122112150 is about 496.1194946009.

Adding to 122112150 its reverse (51211221), we get a palindrome (173323371).

The spelling of 122112150 in words is "one hundred twenty-two million, one hundred twelve thousand, one hundred fifty".