32012200122 has 128 divisors (see below), whose sum is σ = 78033715200. Its totient is φ = 8551915200.

The previous prime is 32012200079. The next prime is 32012200139. The reversal of 32012200122 is 22100221023.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 21185347 + ... + 21186857.

It is an arithmetic number, because the mean of its divisors is an integer number (609638400).

Almost surely, 2^32012200122 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 32012200122, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (39016857600).

32012200122 is an abundant number, since it is smaller than the sum of its proper divisors (46021515078).

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

32012200122 is a wasteful number, since it uses less digits than its factorization.

32012200122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1872.

The product of its (nonzero) digits is 96, while the sum is 15.

Adding to 32012200122 its reverse (22100221023), we get a palindrome (54112421145).

The spelling of 32012200122 in words is "thirty-two billion, twelve million, two hundred thousand, one hundred twenty-two".