2203222156 has 12 divisors (see below), whose sum is σ = 3918846400. Its totient is φ = 1083551760.

The previous prime is 2203222097. The next prime is 2203222157. The reversal of 2203222156 is 6512223022.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 2203222156.

It is not an unprimeable number, because it can be changed into a prime (2203222157) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4514556 + ... + 4515043.

Almost surely, 2^2203222156 is an apocalyptic number.

It is an amenable number.

2203222156 is a deficient number, since it is larger than the sum of its proper divisors (1715624244).

2203222156 is a wasteful number, since it uses less digits than its factorization.

2203222156 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9029664 (or 9029662 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 25.

The square root of 2203222156 is about 46938.4933290365. The cubic root of 2203222156 is about 1301.2260929530.

Adding to 2203222156 its reverse (6512223022), we get a palindrome (8715445178).

The spelling of 2203222156 in words is "two billion, two hundred three million, two hundred twenty-two thousand, one hundred fifty-six".