99022195145 has 4 divisors (see below), whose sum is σ = 118826634180. Its totient is φ = 79217756112.

The previous prime is 99022195117. The next prime is 99022195147. The reversal of 99022195145 is 54159122099.

It is a happy number.

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

It can be written as a sum of positive squares in 2 ways, for example, as 12122230201 + 86899964944 = 110101^2 + 294788^2 .

It is a cyclic number.

It is not a de Polignac number, because 99022195145 - 2⁶ = 99022195081 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 99022195145.

It is not an unprimeable number, because it can be changed into a prime (99022195147) 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 3 ways as a sum of consecutive naturals, for example, 9902219510 + ... + 9902219519.

It is an arithmetic number, because the mean of its divisors is an integer number (29706658545).

Almost surely, 2^99022195145 is an apocalyptic number.

It is an amenable number.

99022195145 is a deficient number, since it is larger than the sum of its proper divisors (19804439035).

99022195145 is a wasteful number, since it uses less digits than its factorization.

99022195145 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19804439034.

The product of its (nonzero) digits is 291600, while the sum is 47.

The spelling of 99022195145 in words is "ninety-nine billion, twenty-two million, one hundred ninety-five thousand, one hundred forty-five".