122048140 has 12 divisors (see below), whose sum is σ = 256301136. Its totient is φ = 48819248.

The previous prime is 122048137. The next prime is 122048141. The reversal of 122048140 is 41840221.

It is not an unprimeable number, because it can be changed into a prime (122048141) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 3051184 + ... + 3051223.

It is an arithmetic number, because the mean of its divisors is an integer number (21358428).

Almost surely, 2^122048140 is an apocalyptic number.

122048140 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

122048140 is an abundant number, since it is smaller than the sum of its proper divisors (134252996).

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

122048140 is a wasteful number, since it uses less digits than its factorization.

122048140 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6102416 (or 6102414 counting only the distinct ones).

The product of its (nonzero) digits is 512, while the sum is 22.

The square root of 122048140 is about 11047.5399976646. The cubic root of 122048140 is about 496.0327924469.

Adding to 122048140 its reverse (41840221), we get a palindrome (163888361).

The spelling of 122048140 in words is "one hundred twenty-two million, forty-eight thousand, one hundred forty".