22201422243 has 64 divisors (see below), whose sum is σ = 40819602432. Its totient is φ = 10358254080.

The previous prime is 22201422211. The next prime is 22201422253. The reversal of 22201422243 is 34222410222.

It is not a de Polignac number, because 22201422243 - 2⁵ = 22201422211 is a prime.

It is a super-2 number, since 2×22201422243² (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (22201422203) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 11205 + ... + 211017.

It is an arithmetic number, because the mean of its divisors is an integer number (637806288).

Almost surely, 2^22201422243 is an apocalyptic number.

22201422243 is a deficient number, since it is larger than the sum of its proper divisors (18618180189).

22201422243 is a wasteful number, since it uses less digits than its factorization.

22201422243 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 199884.

The product of its (nonzero) digits is 3072, while the sum is 24.

Adding to 22201422243 its reverse (34222410222), we get a palindrome (56423832465).

It can be divided in two parts, 22201 and 422243, that added together give a palindrome (444444).

The spelling of 22201422243 in words is "twenty-two billion, two hundred one million, four hundred twenty-two thousand, two hundred forty-three".