22236202236545 has 16 divisors (see below), whose sum is σ = 29160913989312. Its totient is φ = 16143059117760.

The previous prime is 22236202236541. The next prime is 22236202236551. The reversal of 22236202236545 is 54563220263222.

It is not a de Polignac number, because 22236202236545 - 2² = 22236202236541 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 22236202236496 and 22236202236505.

It is not an unprimeable number, because it can be changed into a prime (22236202236541) 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, 359022842 + ... + 359084771.

It is an arithmetic number, because the mean of its divisors is an integer number (1822557124332).

Almost surely, 2^{22236202236545} is an apocalyptic number.

It is an amenable number.

22236202236545 is a deficient number, since it is larger than the sum of its proper divisors (6924711752767).

22236202236545 is a wasteful number, since it uses less digits than its factorization.

22236202236545 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 718108192.

The product of its (nonzero) digits is 2073600, while the sum is 44.

Adding to 22236202236545 its reverse (54563220263222), we get a palindrome (76799422499767).

The spelling of 22236202236545 in words is "twenty-two trillion, two hundred thirty-six billion, two hundred two million, two hundred thirty-six thousand, five hundred forty-five".