20132321322 has 16 divisors (see below), whose sum is σ = 40521107232. Its totient is φ = 6668029680.

The previous prime is 20132321311. The next prime is 20132321353. The reversal of 20132321322 is 22312323102.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10685004 + ... + 10686887.

It is an arithmetic number, because the mean of its divisors is an integer number (2532569202).

Almost surely, 2^20132321322 is an apocalyptic number.

20132321322 is an abundant number, since it is smaller than the sum of its proper divisors (20388785910).

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

20132321322 is a wasteful number, since it uses less digits than its factorization.

20132321322 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21372053.

The product of its (nonzero) digits is 864, while the sum is 21.

Adding to 20132321322 its reverse (22312323102), we get a palindrome (42444644424).

The spelling of 20132321322 in words is "twenty billion, one hundred thirty-two million, three hundred twenty-one thousand, three hundred twenty-two".