220322331132 has 144 divisors (see below), whose sum is σ = 537771177216. Its totient is φ = 70199673600.

The previous prime is 220322331107. The next prime is 220322331137. The reversal of 220322331132 is 231133223022.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (220322331137) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 448721407 + ... + 448721897.

It is an arithmetic number, because the mean of its divisors is an integer number (3734522064).

Almost surely, 2^220322331132 is an apocalyptic number.

It is an amenable number.

220322331132 is an abundant number, since it is smaller than the sum of its proper divisors (317448846084).

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

220322331132 is a wasteful number, since it uses less digits than its factorization.

220322331132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 960 (or 927 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 24.

Adding to 220322331132 its reverse (231133223022), we get a palindrome (451455554154).

The spelling of 220322331132 in words is "two hundred twenty billion, three hundred twenty-two million, three hundred thirty-one thousand, one hundred thirty-two".