204422211331 has 8 divisors (see below), whose sum is σ = 222620559840. Its totient is φ = 186577228992.

The previous prime is 204422211319. The next prime is 204422211353. The reversal of 204422211331 is 133112224402.

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

It is a cyclic number.

It is not a de Polignac number, because 204422211331 - 2¹⁵ = 204422178563 is a prime.

It is a super-2 number, since 2×204422211331² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 204422211296 and 204422211305.

It is not an unprimeable number, because it can be changed into a prime (204422211361) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 88340335 + ... + 88342648.

It is an arithmetic number, because the mean of its divisors is an integer number (27827569980).

Almost surely, 2^204422211331 is an apocalyptic number.

204422211331 is a deficient number, since it is larger than the sum of its proper divisors (18198348509).

204422211331 is a wasteful number, since it uses less digits than its factorization.

204422211331 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 176683085.

The product of its (nonzero) digits is 2304, while the sum is 25.

Adding to 204422211331 its reverse (133112224402), we get a palindrome (337534435733).

The spelling of 204422211331 in words is "two hundred four billion, four hundred twenty-two million, two hundred eleven thousand, three hundred thirty-one".