22100011221203 has 4 divisors (see below), whose sum is σ = 22100305817760. Its totient is φ = 22099716624648.

The previous prime is 22100011221191. The next prime is 22100011221217. The reversal of 22100011221203 is 30212211000122.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 22100011221203 - 2⁴ = 22100011221187 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22100011229203) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 147185723 + ... + 147335796.

It is an arithmetic number, because the mean of its divisors is an integer number (5525076454440).

Almost surely, 2^{22100011221203} is an apocalyptic number.

22100011221203 is a deficient number, since it is larger than the sum of its proper divisors (294596557).

22100011221203 is an equidigital number, since it uses as much as digits as its factorization.

22100011221203 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 294596556.

The product of its (nonzero) digits is 96, while the sum is 17.

Adding to 22100011221203 its reverse (30212211000122), we get a palindrome (52312222221325).

The spelling of 22100011221203 in words is "twenty-two trillion, one hundred billion, eleven million, two hundred twenty-one thousand, two hundred three".