22199335081 has 16 divisors (see below), whose sum is σ = 27710161920. Its totient is φ = 17277515280.

The previous prime is 22199335069. The next prime is 22199335091. The reversal of 22199335081 is 18053399122.

It is a cyclic number.

It is not a de Polignac number, because 22199335081 - 2²¹ = 22197237929 is a prime.

It is a super-2 number, since 2×22199335081² (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (22199335091) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 107211 + ... + 236416.

It is an arithmetic number, because the mean of its divisors is an integer number (1731885120).

Almost surely, 2^22199335081 is an apocalyptic number.

It is an amenable number.

22199335081 is a deficient number, since it is larger than the sum of its proper divisors (5510826839).

22199335081 is a wasteful number, since it uses less digits than its factorization.

22199335081 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 344484.

The product of its (nonzero) digits is 116640, while the sum is 43.

The spelling of 22199335081 in words is "twenty-two billion, one hundred ninety-nine million, three hundred thirty-five thousand, eighty-one".