22081157033 has 8 divisors (see below), whose sum is σ = 23781160200. Its totient is φ = 20381361408.

The previous prime is 22081157029. The next prime is 22081157039. The reversal of 22081157033 is 33075118022.

It can be written as a sum of positive squares in 4 ways, for example, as 2028331369 + 20052825664 = 45037^2 + 141608^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 22081157033 - 2² = 22081157029 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (22081157039) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 223103 + ... + 306491.

It is an arithmetic number, because the mean of its divisors is an integer number (2972645025).

Almost surely, 2^22081157033 is an apocalyptic number.

It is an amenable number.

22081157033 is a deficient number, since it is larger than the sum of its proper divisors (1700003167).

22081157033 is a wasteful number, since it uses less digits than its factorization.

22081157033 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 103771.

The product of its (nonzero) digits is 10080, while the sum is 32.

The spelling of 22081157033 in words is "twenty-two billion, eighty-one million, one hundred fifty-seven thousand, thirty-three".