3122033221000 has 128 divisors (see below), whose sum is σ = 7736721557760. Its totient is φ = 1175137152000.

The previous prime is 3122033220997. The next prime is 3122033221001. The reversal of 3122033221000 is 1223302213.

It is not an unprimeable number, because it can be changed into a prime (3122033221001) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 115433479 + ... + 115460521.

It is an arithmetic number, because the mean of its divisors is an integer number (60443137170).

Almost surely, 2^{3122033221000} 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 3122033221000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3868360778880).

3122033221000 is an abundant number, since it is smaller than the sum of its proper divisors (4614688336760).

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

3122033221000 is a wasteful number, since it uses less digits than its factorization.

3122033221000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33872 (or 33858 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 19.

Adding to 3122033221000 its reverse (1223302213), we get a palindrome (3123256523213).

The spelling of 3122033221000 in words is "three trillion, one hundred twenty-two billion, thirty-three million, two hundred twenty-one thousand".