122035140 has 96 divisors (see below), whose sum is σ = 385445760. Its totient is φ = 32047488.

The previous prime is 122035117. The next prime is 122035181. The reversal of 122035140 is 41530221.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a nialpdrome in base 15.

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 31 ways as a sum of consecutive naturals, for example, 34494 + ... + 37866.

It is an arithmetic number, because the mean of its divisors is an integer number (4015060).

Almost surely, 2^122035140 is an apocalyptic number.

122035140 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 122035140, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (192722880).

122035140 is an abundant number, since it is smaller than the sum of its proper divisors (263410620).

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

122035140 is a wasteful number, since it uses less digits than its factorization.

122035140 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3458 (or 3450 counting only the distinct ones).

The product of its (nonzero) digits is 240, while the sum is 18.

The square root of 122035140 is about 11046.9516157173. The cubic root of 122035140 is about 496.0151801199.

Adding to 122035140 its reverse (41530221), we get a palindrome (163565361).

The spelling of 122035140 in words is "one hundred twenty-two million, thirty-five thousand, one hundred forty".