20013322 has 8 divisors (see below), whose sum is σ = 34308576. Its totient is φ = 8577132.

The previous prime is 20013319. The next prime is 20013347. The reversal of 20013322 is 22331002.

It is a happy number.

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

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, 714748 + ... + 714775.

It is an arithmetic number, because the mean of its divisors is an integer number (4288572).

Almost surely, 2^20013322 is an apocalyptic number.

20013322 is a deficient number, since it is larger than the sum of its proper divisors (14295254).

20013322 is a wasteful number, since it uses less digits than its factorization.

20013322 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1429532.

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

The square root of 20013322 is about 4473.6251519322. The cubic root of 20013322 is about 271.5020174018.

Adding to 20013322 its reverse (22331002), we get a palindrome (42344324).

The spelling of 20013322 in words is "twenty million, thirteen thousand, three hundred twenty-two".