101200004 has 12 divisors (see below), whose sum is σ = 186421200. Its totient is φ = 47936808.

The previous prime is 101199979. The next prime is 101200007. The reversal of 101200004 is 400002101.

It is a junction number, because it is equal to n+sod(n) for n = 101199964 and 101200000.

It is not an unprimeable number, because it can be changed into a prime (101200007) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 665714 + ... + 665865.

It is an arithmetic number, because the mean of its divisors is an integer number (15535100).

Almost surely, 2^101200004 is an apocalyptic number.

It is an amenable number.

101200004 is a deficient number, since it is larger than the sum of its proper divisors (85221196).

101200004 is a wasteful number, since it uses less digits than its factorization.

101200004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1331602 (or 1331600 counting only the distinct ones).

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

The square root of 101200004 is about 10059.8212707781. The cubic root of 101200004 is about 466.0081476100.

Adding to 101200004 its reverse (400002101), we get a palindrome (501202105).

The spelling of 101200004 in words is "one hundred one million, two hundred thousand, four".