203640112222 has 8 divisors (see below), whose sum is σ = 305465928336. Its totient is φ = 101818136112.

The previous prime is 203640112201. The next prime is 203640112223. The reversal of 203640112222 is 222211046302.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (203640112223) 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, 823543 + ... + 1041874.

It is an arithmetic number, because the mean of its divisors is an integer number (38183241042).

Almost surely, 2^203640112222 is an apocalyptic number.

203640112222 is a deficient number, since it is larger than the sum of its proper divisors (101825816114).

203640112222 is a wasteful number, since it uses less digits than its factorization.

203640112222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1920002.

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

Adding to 203640112222 its reverse (222211046302), we get a palindrome (425851158524).

The spelling of 203640112222 in words is "two hundred three billion, six hundred forty million, one hundred twelve thousand, two hundred twenty-two".