109897101 has 16 divisors (see below), whose sum is σ = 163019520. Its totient is φ = 73170720.

The previous prime is 109897091. The next prime is 109897103. The reversal of 109897101 is 101798901.

It is not a de Polignac number, because 109897101 - 2⁷ = 109896973 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (109897103) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 23596 + ... + 27866.

It is an arithmetic number, because the mean of its divisors is an integer number (10188720).

Almost surely, 2^109897101 is an apocalyptic number.

It is an amenable number.

109897101 is a deficient number, since it is larger than the sum of its proper divisors (53122419).

109897101 is an equidigital number, since it uses as much as digits as its factorization.

109897101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5233 (or 5227 counting only the distinct ones).

The product of its (nonzero) digits is 4536, while the sum is 36.

The square root of 109897101 is about 10483.1818166051. The cubic root of 109897101 is about 478.9925353648.

The spelling of 109897101 in words is "one hundred nine million, eight hundred ninety-seven thousand, one hundred one".