2001330022 has 4 divisors (see below), whose sum is σ = 3001995036. Its totient is φ = 1000665010.

The previous prime is 2001330011. The next prime is 2001330031. The reversal of 2001330022 is 2200331002.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a junction number, because it is equal to n+sod(n) for n = 2001329984 and 2001330011.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 500332504 + ... + 500332507.

It is an arithmetic number, because the mean of its divisors is an integer number (750498759).

Almost surely, 2^2001330022 is an apocalyptic number.

2001330022 is a deficient number, since it is larger than the sum of its proper divisors (1000665014).

2001330022 is a wasteful number, since it uses less digits than its factorization.

2001330022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1000665013.

The product of its (nonzero) digits is 72, while the sum is 13.

The square root of 2001330022 is about 44736.2271766406. The cubic root of 2001330022 is about 1260.2002751272.

Adding to 2001330022 its reverse (2200331002), we get a palindrome (4201661024).

The spelling of 2001330022 in words is "two billion, one million, three hundred thirty thousand, twenty-two".