1321002332022 has 8 divisors (see below), whose sum is σ = 2642004664056. Its totient is φ = 440334110672.

The previous prime is 1321002332021. The next prime is 1321002332057. The reversal of 1321002332022 is 2202332001231.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

1321002332022 is an admirable number.

It is a super-2 number, since 2×1321002332022² (a number of 25 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1321002332022.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1321002332021) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 110083527663 + ... + 110083527674.

It is an arithmetic number, because the mean of its divisors is an integer number (330250583007).

Almost surely, 2^{1321002332022} is an apocalyptic number.

1321002332022 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

1321002332022 is a wasteful number, since it uses less digits than its factorization.

1321002332022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 220167055342.

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

Adding to 1321002332022 its reverse (2202332001231), we get a palindrome (3523334333253).

The spelling of 1321002332022 in words is "one trillion, three hundred twenty-one billion, two million, three hundred thirty-two thousand, twenty-two".