2031320032002 has 24 divisors (see below), whose sum is σ = 4427547860736. Its totient is φ = 673052145336.

The previous prime is 2031320031977. The next prime is 2031320032019. The reversal of 2031320032002 is 2002300231302.

It is a happy number.

2031320032002 is a `hidden beast` number, since 20 + 3 + 1 + 320 + 0 + 320 + 0 + 2 = 666.

It is a super-2 number, since 2×2031320032002² (a number of 25 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 337874578 + ... + 337880589.

It is an arithmetic number, because the mean of its divisors is an integer number (184481160864).

Almost surely, 2^{2031320032002} is an apocalyptic number.

2031320032002 is an abundant number, since it is smaller than the sum of its proper divisors (2396227828734).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2031320032002 is a wasteful number, since it uses less digits than its factorization.

2031320032002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 675755342 (or 675755339 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 18.

Adding to 2031320032002 its reverse (2002300231302), we get a palindrome (4033620263304).

The spelling of 2031320032002 in words is "two trillion, thirty-one billion, three hundred twenty million, thirty-two thousand, two".