101040200 has 24 divisors (see below), whose sum is σ = 234918930. Its totient is φ = 40416000.

The previous prime is 101040179. The next prime is 101040209. The reversal of 101040200 is 2040101.

It can be written as a sum of positive squares in 3 ways, for example, as 74269924 + 26770276 = 8618^2 + 5174^2 .

It is a Harshad number since it is a multiple of its sum of digits (8).

It is not an unprimeable number, because it can be changed into a prime (101040209) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 252401 + ... + 252800.

Almost surely, 2^101040200 is an apocalyptic number.

101040200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

101040200 is an abundant number, since it is smaller than the sum of its proper divisors (133878730).

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

101040200 is a wasteful number, since it uses less digits than its factorization.

101040200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 505217 (or 505208 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 8.

The square root of 101040200 is about 10051.8754469004. The cubic root of 101040200 is about 465.7627286516.

Adding to 101040200 its reverse (2040101), we get a palindrome (103080301).

Subtracting from 101040200 its reverse (2040101), we obtain a palindrome (99000099).

The spelling of 101040200 in words is "one hundred one million, forty thousand, two hundred".