2031340200320 has 32 divisors (see below), whose sum is σ = 4856172667920. Its totient is φ = 812536079872.

The previous prime is 2031340200319. The next prime is 2031340200349. The reversal of 2031340200320 is 230020431302.

It is a tau number, because it is divible by the number of its divisors (32).

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a junction number, because it is equal to n+sod(n) for n = 2031340200292 and 2031340200301.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1586983892 + ... + 1586985171.

Almost surely, 2^{2031340200320} is an apocalyptic number.

2031340200320 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2031340200320 is an abundant number, since it is smaller than the sum of its proper divisors (2824832467600).

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

2031340200320 is an equidigital number, since it uses as much as digits as its factorization.

2031340200320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3173969082 (or 3173969070 counting only the distinct ones).

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

Adding to 2031340200320 its reverse (230020431302), we get a palindrome (2261360631622).

The spelling of 2031340200320 in words is "two trillion, thirty-one billion, three hundred forty million, two hundred thousand, three hundred twenty".