99220301 has 4 divisors (see below), whose sum is σ = 99288252. Its totient is φ = 99152352.

The previous prime is 99220291. The next prime is 99220327. The reversal of 99220301 is 10302299.

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 54316900 + 44903401 = 7370^2 + 6701^2 .

It is a cyclic number.

It is not a de Polignac number, because 99220301 - 2¹⁰ = 99219277 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (99220361) 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, 31736 + ... + 34721.

It is an arithmetic number, because the mean of its divisors is an integer number (24822063).

Almost surely, 2^99220301 is an apocalyptic number.

It is an amenable number.

99220301 is a deficient number, since it is larger than the sum of its proper divisors (67951).

99220301 is a wasteful number, since it uses less digits than its factorization.

99220301 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 67950.

The product of its (nonzero) digits is 972, while the sum is 26.

The square root of 99220301 is about 9960.9387609803. The cubic root of 99220301 is about 462.9493870257.

The spelling of 99220301 in words is "ninety-nine million, two hundred twenty thousand, three hundred one".