122340112220 has 12 divisors (see below), whose sum is σ = 256914235704. Its totient is φ = 48936044880.

The previous prime is 122340112201. The next prime is 122340112243. The reversal of 122340112220 is 22211043221.

It is a Harshad number since it is a multiple of its sum of digits (20), and also a Moran number because the ratio is a prime number: 6117005611 = 122340112220 / (1 + 2 + 2 + 3 + 4 + 0 + 1 + 1 + 2 + 2 + 2 + 0).

It is a junction number, because it is equal to n+sod(n) for n = 122340112192 and 122340112201.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3058502786 + ... + 3058502825.

It is an arithmetic number, because the mean of its divisors is an integer number (21409519642).

Almost surely, 2^122340112220 is an apocalyptic number.

122340112220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

122340112220 is an abundant number, since it is smaller than the sum of its proper divisors (134574123484).

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

122340112220 is a wasteful number, since it uses less digits than its factorization.

122340112220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6117005620 (or 6117005618 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 20.

Adding to 122340112220 its reverse (22211043221), we get a palindrome (144551155441).

The spelling of 122340112220 in words is "one hundred twenty-two billion, three hundred forty million, one hundred twelve thousand, two hundred twenty".