22221110121203 has 16 divisors (see below), whose sum is σ = 26515107150336. Its totient is φ = 18207963660480.

The previous prime is 22221110121193. The next prime is 22221110121211. The reversal of 22221110121203 is 30212101112222.

It is a cyclic number.

It is not a de Polignac number, because 22221110121203 - 2¹⁸ = 22221109859059 is a prime.

It is not an unprimeable number, because it can be changed into a prime (22221110121703) 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 15 ways as a sum of consecutive naturals, for example, 39821501 + ... + 40375662.

It is an arithmetic number, because the mean of its divisors is an integer number (1657194196896).

Almost surely, 2^{22221110121203} is an apocalyptic number.

22221110121203 is a gapful number since it is divisible by the number (23) formed by its first and last digit.

22221110121203 is a deficient number, since it is larger than the sum of its proper divisors (4293997029133).

22221110121203 is a wasteful number, since it uses less digits than its factorization.

22221110121203 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 80198914.

The product of its (nonzero) digits is 192, while the sum is 20.

Adding to 22221110121203 its reverse (30212101112222), we get a palindrome (52433211233425).

The spelling of 22221110121203 in words is "twenty-two trillion, two hundred twenty-one billion, one hundred ten million, one hundred twenty-one thousand, two hundred three".