868101100 has 36 divisors (see below), whose sum is σ = 1885285584. Its totient is φ = 346962880.

The previous prime is 868101079. The next prime is 868101119. The reversal of 868101100 is 1101868.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (25).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 161049 + ... + 166351.

It is an arithmetic number, because the mean of its divisors is an integer number (52369044).

Almost surely, 2^868101100 is an apocalyptic number.

It is an amenable number.

868101100 is an abundant number, since it is smaller than the sum of its proper divisors (1017184484).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

868101100 is a wasteful number, since it uses less digits than its factorization.

868101100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6954 (or 6947 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 25.

The square root of 868101100 is about 29463.5554541539. Note that the first 3 decimals coincide. The cubic root of 868101100 is about 953.9452184891.

Adding to 868101100 its reverse (1101868), we get a palindrome (869202968).

The spelling of 868101100 in words is "eight hundred sixty-eight million, one hundred one thousand, one hundred".