22241221243203 has 16 divisors (see below), whose sum is σ = 29841544918016. Its totient is φ = 14734217558880.

The previous prime is 22241221243177. The next prime is 22241221243223. The reversal of 22241221243203 is 30234212214222.

It is a de Polignac number, because none of the positive numbers 2^k-22241221243203 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22241221243223) 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, 401875 + ... + 6681612.

It is an arithmetic number, because the mean of its divisors is an integer number (1865096557376).

Almost surely, 2^{22241221243203} is an apocalyptic number.

22241221243203 is a deficient number, since it is larger than the sum of its proper divisors (7600323674813).

22241221243203 is a wasteful number, since it uses less digits than its factorization.

22241221243203 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7090074.

The product of its (nonzero) digits is 18432, while the sum is 30.

Adding to 22241221243203 its reverse (30234212214222), we get a palindrome (52475433457425).

The spelling of 22241221243203 in words is "twenty-two trillion, two hundred forty-one billion, two hundred twenty-one million, two hundred forty-three thousand, two hundred three".