101200797 has 12 divisors (see below), whose sum is σ = 148937724. Its totient is φ = 66193920.

The previous prime is 101200747. The next prime is 101200819. The reversal of 101200797 is 797002101.

It can be written as a sum of positive squares in 2 ways, for example, as 84382596 + 16818201 = 9186^2 + 4101^2 .

It is not a de Polignac number, because 101200797 - 2⁶ = 101200733 is a prime.

It is a Smith number, since the sum of its digits (27) coincides with the sum of the digits of its prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 101200797.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (101200727) 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, 105604 + ... + 106557.

It is an arithmetic number, because the mean of its divisors is an integer number (12411477).

Almost surely, 2^101200797 is an apocalyptic number.

It is an amenable number.

101200797 is a deficient number, since it is larger than the sum of its proper divisors (47736927).

101200797 is a wasteful number, since it uses less digits than its factorization.

101200797 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 212220 (or 212217 counting only the distinct ones).

The product of its (nonzero) digits is 882, while the sum is 27.

The square root of 101200797 is about 10059.8606849200. The cubic root of 101200797 is about 466.0093648151.

Adding to 101200797 its reverse (797002101), we get a palindrome (898202898).

The spelling of 101200797 in words is "one hundred one million, two hundred thousand, seven hundred ninety-seven".