122311424140 has 24 divisors (see below), whose sum is σ = 256867944480. Its totient is φ = 48921911808.

The previous prime is 122311424111. The next prime is 122311424219. The reversal of 122311424140 is 41424113221.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 234844 + ... + 547516.

It is an arithmetic number, because the mean of its divisors is an integer number (10702831020).

Almost surely, 2^122311424140 is an apocalyptic number.

122311424140 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

122311424140 is an abundant number, since it is smaller than the sum of its proper divisors (134556520340).

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

122311424140 is a wasteful number, since it uses less digits than its factorization.

122311424140 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 332241 (or 332239 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 25.

Adding to 122311424140 its reverse (41424113221), we get a palindrome (163735537361).

The spelling of 122311424140 in words is "one hundred twenty-two billion, three hundred eleven million, four hundred twenty-four thousand, one hundred forty".