22112021210003 has 4 divisors (see below), whose sum is σ = 22114497646440. Its totient is φ = 22109544773568.

The previous prime is 22112021209991. The next prime is 22112021210093. The reversal of 22112021210003 is 30001212021122.

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 22112021210003 - 2⁴ = 22112021209987 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22112021210093) 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, 1238204825 + ... + 1238222682.

It is an arithmetic number, because the mean of its divisors is an integer number (5528624411610).

Almost surely, 2^{22112021210003} is an apocalyptic number.

22112021210003 is a deficient number, since it is larger than the sum of its proper divisors (2476436437).

22112021210003 is an equidigital number, since it uses as much as digits as its factorization.

22112021210003 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2476436436.

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

Adding to 22112021210003 its reverse (30001212021122), we get a palindrome (52113233231125).

The spelling of 22112021210003 in words is "twenty-two trillion, one hundred twelve billion, twenty-one million, two hundred ten thousand, three".