22165513143099 has 4 divisors (see below), whose sum is σ = 29554017524136. Its totient is φ = 14777008762064.

The previous prime is 22165513143017. The next prime is 22165513143101. The reversal of 22165513143099 is 99034131556122.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-22165513143099 is a prime.

It is not an unprimeable number, because it can be changed into a prime (22165513143199) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3694252190514 + ... + 3694252190519.

It is an arithmetic number, because the mean of its divisors is an integer number (7388504381034).

Almost surely, 2^{22165513143099} is an apocalyptic number.

22165513143099 is a deficient number, since it is larger than the sum of its proper divisors (7388504381037).

22165513143099 is an equidigital number, since it uses as much as digits as its factorization.

22165513143099 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7388504381036.

The product of its (nonzero) digits is 1749600, while the sum is 51.

The spelling of 22165513143099 in words is "twenty-two trillion, one hundred sixty-five billion, five hundred thirteen million, one hundred forty-three thousand, ninety-nine".