1322202002312 has 32 divisors (see below), whose sum is σ = 2532391948800. Its totient is φ = 646903213824.

The previous prime is 1322202002299. The next prime is 1322202002339. The reversal of 1322202002312 is 2132002022231.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1502864 + ... + 2214272.

It is an arithmetic number, because the mean of its divisors is an integer number (79137248400).

Almost surely, 2^{1322202002312} is an apocalyptic number.

It is an amenable number.

1322202002312 is a deficient number, since it is larger than the sum of its proper divisors (1210189946488).

1322202002312 is a wasteful number, since it uses less digits than its factorization.

1322202002312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 716405 (or 716401 counting only the distinct ones).

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

Adding to 1322202002312 its reverse (2132002022231), we get a palindrome (3454204024543).

The spelling of 1322202002312 in words is "one trillion, three hundred twenty-two billion, two hundred two million, two thousand, three hundred twelve".