22105121058 has 36 divisors (see below), whose sum is σ = 48145332690. Its totient is φ = 7329973248.

The previous prime is 22105121057. The next prime is 22105121107. The reversal of 22105121058 is 85012150122.

It is a happy number.

It can be written as a sum of positive squares in 3 ways, for example, as 12340321569 + 9764799489 = 111087^2 + 98817^2 .

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (22105121057) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 653998 + ... + 686966.

Almost surely, 2^22105121058 is an apocalyptic number.

22105121058 is an abundant number, since it is smaller than the sum of its proper divisors (26040211632).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

22105121058 is a wasteful number, since it uses less digits than its factorization.

22105121058 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33363 (or 33167 counting only the distinct ones).

The product of its (nonzero) digits is 1600, while the sum is 27.

The spelling of 22105121058 in words is "twenty-two billion, one hundred five million, one hundred twenty-one thousand, fifty-eight".