202010099 has 4 divisors (see below), whose sum is σ = 213893064. Its totient is φ = 190127136.

The previous prime is 202010077. The next prime is 202010113. The reversal of 202010099 is 990010202.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 990010202 = 2 ⋅495005101.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-202010099 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (202010069) 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, 5941457 + ... + 5941490.

It is an arithmetic number, because the mean of its divisors is an integer number (53473266).

Almost surely, 2^202010099 is an apocalyptic number.

202010099 is a deficient number, since it is larger than the sum of its proper divisors (11882965).

202010099 is a wasteful number, since it uses less digits than its factorization.

202010099 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11882964.

The product of its (nonzero) digits is 324, while the sum is 23.

The square root of 202010099 is about 14213.0256806916. The cubic root of 202010099 is about 586.7562088203.

The spelling of 202010099 in words is "two hundred two million, ten thousand, ninety-nine".