22003111005 has 16 divisors (see below), whose sum is σ = 35231659584. Its totient is φ = 11726098560.

The previous prime is 22003110991. The next prime is 22003111007. The reversal of 22003111005 is 50011130022.

It is not a de Polignac number, because 22003111005 - 2⁴ = 22003110989 is a prime.

It is a super-2 number, since 2×22003111005² (a number of 21 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22003111007) 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, 535399 + ... + 575028.

It is an arithmetic number, because the mean of its divisors is an integer number (2201978724).

Almost surely, 2^22003111005 is an apocalyptic number.

It is an amenable number.

22003111005 is a deficient number, since it is larger than the sum of its proper divisors (13228548579).

22003111005 is a wasteful number, since it uses less digits than its factorization.

22003111005 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1111756.

The product of its (nonzero) digits is 60, while the sum is 15.

Adding to 22003111005 its reverse (50011130022), we get a palindrome (72014241027).

The spelling of 22003111005 in words is "twenty-two billion, three million, one hundred eleven thousand, five".