122105704140 has 72 divisors (see below), whose sum is σ = 423299778720. Its totient is φ = 27909874944.

The previous prime is 122105704121. The next prime is 122105704151. The reversal of 122105704140 is 41407501221.

122105704140 is a `hidden beast` number, since 1 + 2 + 2 + 10 + 570 + 41 + 40 = 666.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 48453385 + ... + 48455904.

Almost surely, 2^122105704140 is an apocalyptic number.

122105704140 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

122105704140 is an abundant number, since it is smaller than the sum of its proper divisors (301194074580).

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

122105704140 is a wasteful number, since it uses less digits than its factorization.

122105704140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 96909311 (or 96909306 counting only the distinct ones).

The product of its (nonzero) digits is 2240, while the sum is 27.

The spelling of 122105704140 in words is "one hundred twenty-two billion, one hundred five million, seven hundred four thousand, one hundred forty".