2001133222 has 8 divisors (see below), whose sum is σ = 3274581672. Its totient is φ = 909606000.

The previous prime is 2001133201. The next prime is 2001133231. The reversal of 2001133222 is 2223311002.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 2001133196 and 2001133205.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 45480279 + ... + 45480322.

It is an arithmetic number, because the mean of its divisors is an integer number (409322709).

Almost surely, 2^2001133222 is an apocalyptic number.

2001133222 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

2001133222 is a deficient number, since it is larger than the sum of its proper divisors (1273448450).

2001133222 is a wasteful number, since it uses less digits than its factorization.

2001133222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 90960614.

The product of its (nonzero) digits is 144, while the sum is 16.

The square root of 2001133222 is about 44734.0275629190. The cubic root of 2001133222 is about 1260.1589666738.

Adding to 2001133222 its reverse (2223311002), we get a palindrome (4224444224).

The spelling of 2001133222 in words is "two billion, one million, one hundred thirty-three thousand, two hundred twenty-two".