110010101001091 has 2 divisors, whose sum is σ = 110010101001092. Its totient is φ = 110010101001090.

The previous prime is 110010101001083. The next prime is 110010101001113. The reversal of 110010101001091 is 190100101010011.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 110010101001091 - 2³ = 110010101001083 is a prime.

It is not a weakly prime, because it can be changed into another prime (110010101001001) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55005050500545 + 55005050500546.

It is an arithmetic number, because the mean of its divisors is an integer number (55005050500546).

Almost surely, 2^{110010101001091} is an apocalyptic number.

110010101001091 is a deficient number, since it is larger than the sum of its proper divisors (1).

110010101001091 is an equidigital number, since it uses as much as digits as its factorization.

110010101001091 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 9, while the sum is 16.

It can be divided in two parts, 110010 and 101001091, that added together give a palindrome (101111101).

The spelling of 110010101001091 in words is "one hundred ten trillion, ten billion, one hundred one million, one thousand, ninety-one".