1002223321302 has 64 divisors (see below), whose sum is σ = 2421454233600. Its totient is φ = 270143385120.

The previous prime is 1002223321271. The next prime is 1002223321327. The reversal of 1002223321302 is 2031233222001.

It is a happy number.

It is a super-2 number, since 2×1002223321302² (a number of 25 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2436724 + ... + 2818167.

It is an arithmetic number, because the mean of its divisors is an integer number (37835222400).

Almost surely, 2^{1002223321302} is an apocalyptic number.

1002223321302 is an abundant number, since it is smaller than the sum of its proper divisors (1419230912298).

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

1002223321302 is a wasteful number, since it uses less digits than its factorization.

1002223321302 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5255161.

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

Adding to 1002223321302 its reverse (2031233222001), we get a palindrome (3033456543303).

The spelling of 1002223321302 in words is "one trillion, two billion, two hundred twenty-three million, three hundred twenty-one thousand, three hundred two".