122201012192 has 144 divisors (see below), whose sum is σ = 286475616000. Its totient is φ = 51139452672.

The previous prime is 122201012191. The next prime is 122201012221. The reversal of 122201012192 is 291210102221.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (122201012191) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 36772643 + ... + 36775965.

It is an arithmetic number, because the mean of its divisors is an integer number (1989414000).

Almost surely, 2^122201012192 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 122201012192, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (143237808000).

122201012192 is an abundant number, since it is smaller than the sum of its proper divisors (164274603808).

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

122201012192 is a wasteful number, since it uses less digits than its factorization.

122201012192 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3893 (or 3878 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 23.

The spelling of 122201012192 in words is "one hundred twenty-two billion, two hundred one million, twelve thousand, one hundred ninety-two".