122042113140 has 96 divisors (see below), whose sum is σ = 348455520000. Its totient is φ = 31903911936.

The previous prime is 122042113121. The next prime is 122042113163. The reversal of 122042113140 is 41311240221.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3956457 + ... + 3987183.

It is an arithmetic number, because the mean of its divisors is an integer number (3629745000).

Almost surely, 2^122042113140 is an apocalyptic number.

122042113140 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 122042113140, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (174227760000).

122042113140 is an abundant number, since it is smaller than the sum of its proper divisors (226413406860).

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

122042113140 is a wasteful number, since it uses less digits than its factorization.

122042113140 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32041 (or 32039 counting only the distinct ones).

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

Adding to 122042113140 its reverse (41311240221), we get a palindrome (163353353361).

The spelling of 122042113140 in words is "one hundred twenty-two billion, forty-two million, one hundred thirteen thousand, one hundred forty".