110122221099991 has 2 divisors, whose sum is σ = 110122221099992. Its totient is φ = 110122221099990.

The previous prime is 110122221099967. The next prime is 110122221100079. The reversal of 110122221099991 is 199990122221011.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 110122221099991 - 2²³ = 110122212711383 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (110122221099911) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55061110549995 + 55061110549996.

It is an arithmetic number, because the mean of its divisors is an integer number (55061110549996).

Almost surely, 2^{110122221099991} is an apocalyptic number.

110122221099991 is a deficient number, since it is larger than the sum of its proper divisors (1).

110122221099991 is an equidigital number, since it uses as much as digits as its factorization.

110122221099991 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 104976, while the sum is 49.

The spelling of 110122221099991 in words is "one hundred ten trillion, one hundred twenty-two billion, two hundred twenty-one million, ninety-nine thousand, nine hundred ninety-one".