22110221003 has 16 divisors (see below), whose sum is σ = 24578037792. Its totient is φ = 19759584000.

The previous prime is 22110220999. The next prime is 22110221039. The reversal of 22110221003 is 30012201122.

It is a happy number.

It is not a de Polignac number, because 22110221003 - 2² = 22110220999 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22110221053) 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, 88508 + ... + 228153.

It is an arithmetic number, because the mean of its divisors is an integer number (1536127362).

Almost surely, 2^22110221003 is an apocalyptic number.

22110221003 is a deficient number, since it is larger than the sum of its proper divisors (2467816789).

22110221003 is a wasteful number, since it uses less digits than its factorization.

22110221003 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 316846.

The product of its (nonzero) digits is 48, while the sum is 14.

Adding to 22110221003 its reverse (30012201122), we get a palindrome (52122422125).

The spelling of 22110221003 in words is "twenty-two billion, one hundred ten million, two hundred twenty-one thousand, three".