22012005043 has 8 divisors (see below), whose sum is σ = 25208237312. Its totient is φ = 18828687816.

The previous prime is 22012005023. The next prime is 22012005073. The reversal of 22012005043 is 34050021022.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 22012005043 - 2¹⁷ = 22011873971 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 22012005043.

It is not an unprimeable number, because it can be changed into a prime (22012005013) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3225105 + ... + 3231922.

It is an arithmetic number, because the mean of its divisors is an integer number (3151029664).

Almost surely, 2^22012005043 is an apocalyptic number.

22012005043 is a deficient number, since it is larger than the sum of its proper divisors (3196232269).

22012005043 is an equidigital number, since it uses as much as digits as its factorization.

22012005043 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6457521.

The product of its (nonzero) digits is 480, while the sum is 19.

Adding to 22012005043 its reverse (34050021022), we get a palindrome (56062026065).

The spelling of 22012005043 in words is "twenty-two billion, twelve million, five thousand, forty-three".