2222132321000 has 32 divisors (see below), whose sum is σ = 5199789633480. Its totient is φ = 888852928000.

The previous prime is 2222132320979. The next prime is 2222132321033. The reversal of 2222132321000 is 1232312222.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 113241672196 + 2108890648804 = 336514^2 + 1452202^2 .

It is a Harshad number since it is a multiple of its sum of digits (20).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1111065161 + ... + 1111067160.

Almost surely, 2^{2222132321000} is an apocalyptic number.

2222132321000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2222132321000 is an abundant number, since it is smaller than the sum of its proper divisors (2977657312480).

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

2222132321000 is a wasteful number, since it uses less digits than its factorization.

2222132321000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2222132342 (or 2222132328 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 20.

Adding to 2222132321000 its reverse (1232312222), we get a palindrome (2223364633222).

The spelling of 2222132321000 in words is "two trillion, two hundred twenty-two billion, one hundred thirty-two million, three hundred twenty-one thousand".