120122140 has 24 divisors (see below), whose sum is σ = 252472752. Its totient is φ = 48007680.

The previous prime is 120122111. The next prime is 120122203. The reversal of 120122140 is 41221021.

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 120122140.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 34060 + ... + 37420.

It is an arithmetic number, because the mean of its divisors is an integer number (10519698).

Almost surely, 2^120122140 is an apocalyptic number.

120122140 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

120122140 is an abundant number, since it is smaller than the sum of its proper divisors (132350612).

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

120122140 is a wasteful number, since it uses less digits than its factorization.

120122140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5157 (or 5155 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 13.

The square root of 120122140 is about 10960.0246350088. The cubic root of 120122140 is about 493.4097043118.

Adding to 120122140 its reverse (41221021), we get a palindrome (161343161).

The spelling of 120122140 in words is "one hundred twenty million, one hundred twenty-two thousand, one hundred forty".