2031323332230 has 160 divisors (see below), whose sum is σ = 5546444444640. Its totient is φ = 533320381440.

The previous prime is 2031323332223. The next prime is 2031323332333. The reversal of 2031323332230 is 322333231302.

2031323332230 is a `hidden beast` number, since 2 + 0 + 3 + 1 + 323 + 332 + 2 + 3 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a junction number, because it is equal to n+sod(n) for n = 2031323332194 and 2031323332203.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 115532040 + ... + 115549620.

It is an arithmetic number, because the mean of its divisors is an integer number (34665277779).

Almost surely, 2^{2031323332230} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2031323332230, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2773222222320).

2031323332230 is an abundant number, since it is smaller than the sum of its proper divisors (3515121112410).

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

2031323332230 is a wasteful number, since it uses less digits than its factorization.

2031323332230 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19796 (or 19787 counting only the distinct ones).

The product of its (nonzero) digits is 11664, while the sum is 27.

Adding to 2031323332230 its reverse (322333231302), we get a palindrome (2353656563532).

The spelling of 2031323332230 in words is "two trillion, thirty-one billion, three hundred twenty-three million, three hundred thirty-two thousand, two hundred thirty".