22022061115445 has 16 divisors (see below), whose sum is σ = 26841869045760. Its totient is φ = 17341129612224.

The previous prime is 22022061115361. The next prime is 22022061115489. The reversal of 22022061115445 is 54451116022022.

It is a cyclic number.

It is not a de Polignac number, because 22022061115445 - 2²² = 22022056921141 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 25270322 + ... + 26127251.

It is an arithmetic number, because the mean of its divisors is an integer number (1677616815360).

Almost surely, 2^{22022061115445} is an apocalyptic number.

It is an amenable number.

22022061115445 is a deficient number, since it is larger than the sum of its proper divisors (4819807930315).

22022061115445 is a wasteful number, since it uses less digits than its factorization.

22022061115445 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 51398924.

The product of its (nonzero) digits is 38400, while the sum is 35.

Adding to 22022061115445 its reverse (54451116022022), we get a palindrome (76473177137467).

The spelling of 22022061115445 in words is "twenty-two trillion, twenty-two billion, sixty-one million, one hundred fifteen thousand, four hundred forty-five".