2031320320310 has 32 divisors (see below), whose sum is σ = 3659459843520. Its totient is φ = 811843264512.

The previous prime is 2031320320303. The next prime is 2031320320339. The reversal of 2031320320310 is 130230231302.

It is a super-2 number, since 2×2031320320310² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 60784886 + ... + 60818294.

It is an arithmetic number, because the mean of its divisors is an integer number (114358120110).

Almost surely, 2^{2031320320310} is an apocalyptic number.

2031320320310 is a deficient number, since it is larger than the sum of its proper divisors (1628139523210).

2031320320310 is a wasteful number, since it uses less digits than its factorization.

2031320320310 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38360.

The product of its (nonzero) digits is 648, while the sum is 20.

Adding to 2031320320310 its reverse (130230231302), we get a palindrome (2161550551612).

The spelling of 2031320320310 in words is "two trillion, thirty-one billion, three hundred twenty million, three hundred twenty thousand, three hundred ten".