22309999993 has 2 divisors, whose sum is σ = 22309999994. Its totient is φ = 22309999992.

The previous prime is 22309999979. The next prime is 22310000003. The reversal of 22309999993 is 39999990322.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 22252285584 + 57714409 = 149172^2 + 7597^2 .

It is a cyclic number.

It is not a de Polignac number, because 22309999993 - 2¹³ = 22309991801 is a prime.

It is a super-3 number, since 3×22309999993³ (a number of 32 digits) contains 333 as substring.

It is not a weakly prime, because it can be changed into another prime (22309999913) 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 as a sum of consecutive naturals, namely, 11154999996 + 11154999997.

It is an arithmetic number, because the mean of its divisors is an integer number (11154999997).

Almost surely, 2^22309999993 is an apocalyptic number.

It is an amenable number.

22309999993 is a deficient number, since it is larger than the sum of its proper divisors (1).

22309999993 is an equidigital number, since it uses as much as digits as its factorization.

22309999993 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 19131876, while the sum is 64.

The spelling of 22309999993 in words is "twenty-two billion, three hundred nine million, nine hundred ninety-nine thousand, nine hundred ninety-three".