2001322032030 has 96 divisors (see below), whose sum is σ = 5285958507648. Its totient is φ = 525236817600.

The previous prime is 2001322032023. The next prime is 2001322032167. The reversal of 2001322032030 is 302302231002.

It is a happy number.

2001322032030 is a `hidden beast` number, since 20 + 0 + 1 + 322 + 0 + 320 + 3 + 0 = 666.

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

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 2001322031994 and 2001322032012.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 6426625 + ... + 6730835.

It is an arithmetic number, because the mean of its divisors is an integer number (55062067788).

Almost surely, 2^{2001322032030} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2001322032030, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2642979253824).

2001322032030 is an abundant number, since it is smaller than the sum of its proper divisors (3284636475618).

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

2001322032030 is a wasteful number, since it uses less digits than its factorization.

2001322032030 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 305382 (or 305379 counting only the distinct ones).

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

Adding to 2001322032030 its reverse (302302231002), we get a palindrome (2303624263032).

The spelling of 2001322032030 in words is "two trillion, one billion, three hundred twenty-two million, thirty-two thousand, thirty".