101110112197 has 4 divisors (see below), whose sum is σ = 104596667820. Its totient is φ = 97623556576.

The previous prime is 101110112183. The next prime is 101110112239. The reversal of 101110112197 is 791211011101.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 791211011101 = 7 ⋅113030144443.

It can be written as a sum of positive squares in 2 ways, for example, as 77595116481 + 23514995716 = 278559^2 + 153346^2 .

It is a cyclic number.

It is not a de Polignac number, because 101110112197 - 2⁷ = 101110112069 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (101110112167) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1743277768 + ... + 1743277825.

It is an arithmetic number, because the mean of its divisors is an integer number (26149166955).

Almost surely, 2^101110112197 is an apocalyptic number.

It is an amenable number.

101110112197 is a deficient number, since it is larger than the sum of its proper divisors (3486555623).

101110112197 is an equidigital number, since it uses as much as digits as its factorization.

101110112197 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3486555622.

The product of its (nonzero) digits is 126, while the sum is 25.

Adding to 101110112197 its reverse (791211011101), we get a palindrome (892321123298).

The spelling of 101110112197 in words is "one hundred one billion, one hundred ten million, one hundred twelve thousand, one hundred ninety-seven".