122001100112320 has 112 divisors (see below), whose sum is σ = 341304476351328. Its totient is φ = 40951418204160.

The previous prime is 122001100112263. The next prime is 122001100112383. The reversal of 122001100112320 is 23211001100221.

It is a Harshad number since it is a multiple of its sum of digits (16).

It is a junction number, because it is equal to n+sod(n) for n = 122001100112294 and 122001100112303.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1333008219 + ... + 1333099738.

It is an arithmetic number, because the mean of its divisors is an integer number (3047361395994).

Almost surely, 2^{122001100112320} is an apocalyptic number.

122001100112320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

122001100112320 is an abundant number, since it is smaller than the sum of its proper divisors (219303376239008).

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

122001100112320 is a wasteful number, since it uses less digits than its factorization.

122001100112320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2666107998 (or 2666107988 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 16.

Adding to 122001100112320 its reverse (23211001100221), we get a palindrome (145212101212541).

The spelling of 122001100112320 in words is "one hundred twenty-two trillion, one billion, one hundred million, one hundred twelve thousand, three hundred twenty".