122061144 has 16 divisors (see below), whose sum is σ = 305152920. Its totient is φ = 40687040.

The previous prime is 122061091. The next prime is 122061169. The reversal of 122061144 is 441160221.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 122061144.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2542917 + ... + 2542964.

Almost surely, 2^122061144 is an apocalyptic number.

It is an amenable number.

122061144 is an abundant number, since it is smaller than the sum of its proper divisors (183091776).

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

122061144 is a wasteful number, since it uses less digits than its factorization.

122061144 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5085890 (or 5085886 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 21.

The square root of 122061144 is about 11048.1285293031. The cubic root of 122061144 is about 496.0504089419.

The spelling of 122061144 in words is "one hundred twenty-two million, sixty-one thousand, one hundred forty-four".