122243340120 has 128 divisors (see below), whose sum is σ = 400153271040. Its totient is φ = 29628515840.

The previous prime is 122243340101. The next prime is 122243340127. The reversal of 122243340120 is 21043342221.

It is a happy number.

It is a super-2 number, since 2×122243340120² (a number of 23 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (122243340127) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 10867219 + ... + 10878461.

It is an arithmetic number, because the mean of its divisors is an integer number (3126197430).

Almost surely, 2^122243340120 is an apocalyptic number.

122243340120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

122243340120 is an abundant number, since it is smaller than the sum of its proper divisors (277909930920).

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

122243340120 is a wasteful number, since it uses less digits than its factorization.

122243340120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19505 (or 19501 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 24.

Adding to 122243340120 its reverse (21043342221), we get a palindrome (143286682341).

The spelling of 122243340120 in words is "one hundred twenty-two billion, two hundred forty-three million, three hundred forty thousand, one hundred twenty".