22001223112003 has 4 divisors (see below), whose sum is σ = 22015390031208. Its totient is φ = 21987056192800.

The previous prime is 22001223111997. The next prime is 22001223112007. The reversal of 22001223112003 is 30021132210022.

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 22001223112003 - 2²⁹ = 22000686241091 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22001223112007) 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, 7083457273 + ... + 7083460378.

It is an arithmetic number, because the mean of its divisors is an integer number (5503847507802).

Almost surely, 2^{22001223112003} is an apocalyptic number.

22001223112003 is a deficient number, since it is larger than the sum of its proper divisors (14166919205).

22001223112003 is a wasteful number, since it uses less digits than its factorization.

22001223112003 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14166919204.

The product of its (nonzero) digits is 288, while the sum is 19.

Adding to 22001223112003 its reverse (30021132210022), we get a palindrome (52022355322025).

The spelling of 22001223112003 in words is "twenty-two trillion, one billion, two hundred twenty-three million, one hundred twelve thousand, three".