110331111091 has 2 divisors, whose sum is σ = 110331111092. Its totient is φ = 110331111090.

The previous prime is 110331111047. The next prime is 110331111101. The reversal of 110331111091 is 190111133011.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 110331111091 - 2⁹ = 110331110579 is a prime.

It is not a weakly prime, because it can be changed into another prime (110331111491) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55165555545 + 55165555546.

It is an arithmetic number, because the mean of its divisors is an integer number (55165555546).

Almost surely, 2^110331111091 is an apocalyptic number.

110331111091 is a deficient number, since it is larger than the sum of its proper divisors (1).

110331111091 is an equidigital number, since it uses as much as digits as its factorization.

110331111091 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 81, while the sum is 22.

The spelling of 110331111091 in words is "one hundred ten billion, three hundred thirty-one million, one hundred eleven thousand, ninety-one".