201932663099 has 4 divisors (see below), whose sum is σ = 213811055064. Its totient is φ = 190054271136.

The previous prime is 201932663089. The next prime is 201932663129. The reversal of 201932663099 is 990366239102.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 990366239102 = 2 ⋅495183119551.

It is not a de Polignac number, because 201932663099 - 2¹² = 201932659003 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (201932663089) 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, 5939195957 + ... + 5939195990.

It is an arithmetic number, because the mean of its divisors is an integer number (53452763766).

Almost surely, 2^201932663099 is an apocalyptic number.

201932663099 is a deficient number, since it is larger than the sum of its proper divisors (11878391965).

201932663099 is a wasteful number, since it uses less digits than its factorization.

201932663099 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11878391964.

The product of its (nonzero) digits is 944784, while the sum is 50.

The spelling of 201932663099 in words is "two hundred one billion, nine hundred thirty-two million, six hundred sixty-three thousand, ninety-nine".