122001340310440 has 128 divisors (see below), whose sum is σ = 276375576960000. Its totient is φ = 48469000320000.

The previous prime is 122001340310413. The next prime is 122001340310461. The reversal of 122001340310440 is 44013043100221.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 4603637190 + ... + 4603663690.

It is an arithmetic number, because the mean of its divisors is an integer number (2159184195000).

Almost surely, 2^{122001340310440} is an apocalyptic number.

122001340310440 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

122001340310440 is an abundant number, since it is smaller than the sum of its proper divisors (154374236649560).

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

122001340310440 is a wasteful number, since it uses less digits than its factorization.

122001340310440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28091 (or 28087 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 25.

Adding to 122001340310440 its reverse (44013043100221), we get a palindrome (166014383410661).

The spelling of 122001340310440 in words is "one hundred twenty-two trillion, one billion, three hundred forty million, three hundred ten thousand, four hundred forty".