1323002123202 has 24 divisors (see below), whose sum is σ = 2810807282736. Its totient is φ = 415059489088.

The previous prime is 1323002123159. The next prime is 1323002123203. The reversal of 1323002123202 is 2023212003231.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (1323002123203) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 381486768 + ... + 381490235.

It is an arithmetic number, because the mean of its divisors is an integer number (117116970114).

Almost surely, 2^{1323002123202} is an apocalyptic number.

1323002123202 is an abundant number, since it is smaller than the sum of its proper divisors (1487805159534).

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

1323002123202 is a wasteful number, since it uses less digits than its factorization.

1323002123202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 762977042 (or 762977025 counting only the distinct ones).

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

Adding to 1323002123202 its reverse (2023212003231), we get a palindrome (3346214126433).

The spelling of 1323002123202 in words is "one trillion, three hundred twenty-three billion, two million, one hundred twenty-three thousand, two hundred two".