122340495400 has 96 divisors (see below), whose sum is σ = 293884493760. Its totient is φ = 47333744640.

The previous prime is 122340495397. The next prime is 122340495413. The reversal of 122340495400 is 4594043221.

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 23 ways as a sum of consecutive naturals, for example, 816744 + ... + 954856.

It is an arithmetic number, because the mean of its divisors is an integer number (3061296810).

Almost surely, 2^122340495400 is an apocalyptic number.

122340495400 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 122340495400, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (146942246880).

122340495400 is an abundant number, since it is smaller than the sum of its proper divisors (171543998360).

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

122340495400 is a wasteful number, since it uses less digits than its factorization.

122340495400 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 138275 (or 138266 counting only the distinct ones).

The product of its (nonzero) digits is 34560, while the sum is 34.

The spelling of 122340495400 in words is "one hundred twenty-two billion, three hundred forty million, four hundred ninety-five thousand, four hundred".