101011197 has 12 divisors (see below), whose sum is σ = 156670656. Its totient is φ = 57720600.

The previous prime is 101011189. The next prime is 101011259. The reversal of 101011197 is 791110101.

It is not a de Polignac number, because 101011197 - 2³ = 101011189 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (101011117) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 343429 + ... + 343722.

It is an arithmetic number, because the mean of its divisors is an integer number (13055888).

Almost surely, 2^101011197 is an apocalyptic number.

It is an amenable number.

101011197 is a deficient number, since it is larger than the sum of its proper divisors (55659459).

101011197 is an equidigital number, since it uses as much as digits as its factorization.

101011197 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 687168 (or 687161 counting only the distinct ones).

The product of its (nonzero) digits is 63, while the sum is 21.

The square root of 101011197 is about 10050.4326772533. The cubic root of 101011197 is about 465.7181595621.

Adding to 101011197 its reverse (791110101), we get a palindrome (892121298).

The spelling of 101011197 in words is "one hundred one million, eleven thousand, one hundred ninety-seven".