1322313402002 has 16 divisors (see below), whose sum is σ = 1990467086400. Its totient is φ = 658825697040.

The previous prime is 1322313401999. The next prime is 1322313402019. The reversal of 1322313402002 is 2002043132231.

It is a super-2 number, since 2×1322313402002² (a number of 25 digits) contains 22 as substring.

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, 1679249 + ... + 2337627.

It is an arithmetic number, because the mean of its divisors is an integer number (124404192900).

Almost surely, 2^{1322313402002} is an apocalyptic number.

1322313402002 is a deficient number, since it is larger than the sum of its proper divisors (668153684398).

1322313402002 is a wasteful number, since it uses less digits than its factorization.

1322313402002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 661921.

The product of its (nonzero) digits is 1728, while the sum is 23.

Adding to 1322313402002 its reverse (2002043132231), we get a palindrome (3324356534233).

The spelling of 1322313402002 in words is "one trillion, three hundred twenty-two billion, three hundred thirteen million, four hundred two thousand, two".