201322229 has 4 divisors (see below), whose sum is σ = 201722976. Its totient is φ = 200921484.

The previous prime is 201322223. The next prime is 201322301. The reversal of 201322229 is 922223102.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-201322229 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (201322223) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 199619 + ... + 200624.

It is an arithmetic number, because the mean of its divisors is an integer number (50430744).

Almost surely, 2^201322229 is an apocalyptic number.

It is an amenable number.

201322229 is a deficient number, since it is larger than the sum of its proper divisors (400747).

201322229 is an equidigital number, since it uses as much as digits as its factorization.

201322229 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 400746.

The product of its (nonzero) digits is 864, while the sum is 23.

The square root of 201322229 is about 14188.8064684807. The cubic root of 201322229 is about 586.0894583614.

It can be divided in two parts, 2013 and 22229, that added together give a palindrome (24242).

The spelling of 201322229 in words is "two hundred one million, three hundred twenty-two thousand, two hundred twenty-nine".