122000478732 has 288 divisors, whose sum is σ = 367388985600. Its totient is φ = 33732288000.

The previous prime is 122000478727. The next prime is 122000478779. The reversal of 122000478732 is 237874000221.

122000478732 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 28115019 + ... + 28119357.

It is an arithmetic number, because the mean of its divisors is an integer number (1275656200).

Almost surely, 2^122000478732 is an apocalyptic number.

122000478732 is a gapful number since it is divisible by the number (12) 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 122000478732, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (183694492800).

122000478732 is an abundant number, since it is smaller than the sum of its proper divisors (245388506868).

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

122000478732 is a wasteful number, since it uses less digits than its factorization.

122000478732 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4517 (or 4512 counting only the distinct ones).

The product of its (nonzero) digits is 37632, while the sum is 36.

Adding to 122000478732 its reverse (237874000221), we get a palindrome (359874478953).

The spelling of 122000478732 in words is "one hundred twenty-two billion, four hundred seventy-eight thousand, seven hundred thirty-two".