22112012220203 has 16 divisors (see below), whose sum is σ = 23891536180800. Its totient is φ = 20402040785280.

The previous prime is 22112012220187. The next prime is 22112012220241. The reversal of 22112012220203 is 30202221021122.

It is a cyclic number.

It is not a de Polignac number, because 22112012220203 - 2⁴ = 22112012220187 is a prime.

It is a super-2 number, since 2×22112012220203² (a number of 27 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (22112012120203) 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, 14915048 + ... + 16330421.

It is an arithmetic number, because the mean of its divisors is an integer number (1493221011300).

Almost surely, 2^{22112012220203} is an apocalyptic number.

22112012220203 is a gapful number since it is divisible by the number (23) formed by its first and last digit.

22112012220203 is a deficient number, since it is larger than the sum of its proper divisors (1779523960597).

22112012220203 is a wasteful number, since it uses less digits than its factorization.

22112012220203 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31246582.

The product of its (nonzero) digits is 384, while the sum is 20.

Adding to 22112012220203 its reverse (30202221021122), we get a palindrome (52314233241325).

The spelling of 22112012220203 in words is "twenty-two trillion, one hundred twelve billion, twelve million, two hundred twenty thousand, two hundred three".