201322030 has 32 divisors (see below), whose sum is σ = 446007744. Its totient is φ = 63714816.

The previous prime is 201321997. The next prime is 201322039. The reversal of 201322030 is 30223102.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (13).

It is a self number, because there is not a number n which added to its sum of digits gives 201322030.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (201322039) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 109707 + ... + 111526.

It is an arithmetic number, because the mean of its divisors is an integer number (13937742).

Almost surely, 2^201322030 is an apocalyptic number.

201322030 is an abundant number, since it is smaller than the sum of its proper divisors (244685714).

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

201322030 is a wasteful number, since it uses less digits than its factorization.

201322030 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 221260.

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

The square root of 201322030 is about 14188.7994559089. The cubic root of 201322030 is about 586.0892652516.

Adding to 201322030 its reverse (30223102), we get a palindrome (231545132).

The spelling of 201322030 in words is "two hundred one million, three hundred twenty-two thousand, thirty".