31322320012003 has 8 divisors (see below), whose sum is σ = 32386150807920. Its totient is φ = 30272768824320.

The previous prime is 31322320011959. The next prime is 31322320012037. The reversal of 31322320012003 is 30021002322313.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 31322320012003 - 2⁹ = 31322320011491 is a prime.

It is a super-2 number, since 2×31322320012003² (a number of 28 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (31322320012063) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3569897598 + ... + 3569906371.

It is an arithmetic number, because the mean of its divisors is an integer number (4048268850990).

Almost surely, 2^{31322320012003} is an apocalyptic number.

31322320012003 is a deficient number, since it is larger than the sum of its proper divisors (1063830795917).

31322320012003 is a wasteful number, since it uses less digits than its factorization.

31322320012003 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7139804117.

The product of its (nonzero) digits is 1296, while the sum is 22.

Adding to 31322320012003 its reverse (30021002322313), we get a palindrome (61343322334316).

The spelling of 31322320012003 in words is "thirty-one trillion, three hundred twenty-two billion, three hundred twenty million, twelve thousand, three".