2002322002313 has 4 divisors (see below), whose sum is σ = 2040101662788. Its totient is φ = 1964542341840.

The previous prime is 2002322002309. The next prime is 2002322002321. The reversal of 2002322002313 is 3132002232002.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 1163837488969 + 838484513344 = 1078813^2 + 915688^2 .

It is a cyclic number.

It is not a de Polignac number, because 2002322002313 - 2² = 2002322002309 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2002322002913) 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, 18889830158 + ... + 18889830263.

It is an arithmetic number, because the mean of its divisors is an integer number (510025415697).

Almost surely, 2^{2002322002313} is an apocalyptic number.

It is an amenable number.

2002322002313 is a deficient number, since it is larger than the sum of its proper divisors (37779660475).

2002322002313 is an equidigital number, since it uses as much as digits as its factorization.

2002322002313 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37779660474.

The product of its (nonzero) digits is 864, while the sum is 20.

Adding to 2002322002313 its reverse (3132002232002), we get a palindrome (5134324234315).

The spelling of 2002322002313 in words is "two trillion, two billion, three hundred twenty-two million, two thousand, three hundred thirteen".