20130322 has 8 divisors (see below), whose sum is σ = 30559536. Its totient is φ = 9943812.

The previous prime is 20130293. The next prime is 20130343. The reversal of 20130322 is 22303102.

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, 60468 + ... + 60799.

It is an arithmetic number, because the mean of its divisors is an integer number (3819942).

Almost surely, 2^20130322 is an apocalyptic number.

20130322 is a deficient number, since it is larger than the sum of its proper divisors (10429214).

20130322 is a wasteful number, since it uses less digits than its factorization.

20130322 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 121352.

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

The square root of 20130322 is about 4486.6827389509. The cubic root of 20130322 is about 272.0300662410.

Adding to 20130322 its reverse (22303102), we get a palindrome (42433424).

The spelling of 20130322 in words is "twenty million, one hundred thirty thousand, three hundred twenty-two".