22031103440091 has 4 divisors (see below), whose sum is σ = 29374804586792. Its totient is φ = 14687402293392.

The previous prime is 22031103440081. The next prime is 22031103440141. The reversal of 22031103440091 is 19004430113022.

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

It is not a de Polignac number, because 22031103440091 - 2³⁰ = 22030029698267 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22031103440051) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3671850573346 + ... + 3671850573351.

It is an arithmetic number, because the mean of its divisors is an integer number (7343701146698).

Almost surely, 2^{22031103440091} is an apocalyptic number.

22031103440091 is a deficient number, since it is larger than the sum of its proper divisors (7343701146701).

22031103440091 is an equidigital number, since it uses as much as digits as its factorization.

22031103440091 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7343701146700.

The product of its (nonzero) digits is 5184, while the sum is 30.

The spelling of 22031103440091 in words is "twenty-two trillion, thirty-one billion, one hundred three million, four hundred forty thousand, ninety-one".