22261105615 has 16 divisors (see below), whose sum is σ = 31179082752. Its totient is φ = 14939974944.

The previous prime is 22261105597. The next prime is 22261105619. The reversal of 22261105615 is 51650116222.

It is a cyclic number.

It is not a de Polignac number, because 22261105615 - 2¹¹ = 22261103567 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22261105619) 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, 6764649 + ... + 6767938.

It is an arithmetic number, because the mean of its divisors is an integer number (1948692672).

Almost surely, 2^22261105615 is an apocalyptic number.

22261105615 is a deficient number, since it is larger than the sum of its proper divisors (8917977137).

22261105615 is a wasteful number, since it uses less digits than its factorization.

22261105615 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13532646.

The product of its (nonzero) digits is 7200, while the sum is 31.

The spelling of 22261105615 in words is "twenty-two billion, two hundred sixty-one million, one hundred five thousand, six hundred fifteen".