109091010201 has 4 divisors (see below), whose sum is σ = 145454680272. Its totient is φ = 72727340132.

The previous prime is 109091010187. The next prime is 109091010247. The reversal of 109091010201 is 102010190901.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 102010190901 = 3 ⋅34003396967.

It is a cyclic number.

It is not a de Polignac number, because 109091010201 - 2⁶ = 109091010137 is a prime.

It is not an unprimeable number, because it can be changed into a prime (109091010601) 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, 18181835031 + ... + 18181835036.

It is an arithmetic number, because the mean of its divisors is an integer number (36363670068).

Almost surely, 2^109091010201 is an apocalyptic number.

It is an amenable number.

109091010201 is a deficient number, since it is larger than the sum of its proper divisors (36363670071).

109091010201 is an equidigital number, since it uses as much as digits as its factorization.

109091010201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36363670070.

The product of its (nonzero) digits is 162, while the sum is 24.

The spelling of 109091010201 in words is "one hundred nine billion, ninety-one million, ten thousand, two hundred one".