22005523011 has 8 divisors (see below), whose sum is σ = 30287171584. Its totient is φ = 14197111560.

The previous prime is 22005523009. The next prime is 22005523051. The reversal of 22005523011 is 11032550022.

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

It is not a de Polignac number, because 22005523011 - 2¹ = 22005523009 is a prime.

It is a super-2 number, since 2×22005523011² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22005523051) 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, 118309171 + ... + 118309356.

It is an arithmetic number, because the mean of its divisors is an integer number (3785896448).

Almost surely, 2^22005523011 is an apocalyptic number.

22005523011 is a deficient number, since it is larger than the sum of its proper divisors (8281648573).

22005523011 is a wasteful number, since it uses less digits than its factorization.

22005523011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 236618561.

The product of its (nonzero) digits is 600, while the sum is 21.

The spelling of 22005523011 in words is "twenty-two billion, five million, five hundred twenty-three thousand, eleven".