1010001100 has 18 divisors (see below), whose sum is σ = 2191702604. Its totient is φ = 404000400.

The previous prime is 1010001089. The next prime is 1010001101. The reversal of 1010001100 is 11000101.

1010001100 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (4).

It is a self number, because there is not a number n which added to its sum of digits gives 1010001100.

It is not an unprimeable number, because it can be changed into a prime (1010001101) 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, 5049906 + ... + 5050105.

Almost surely, 2^1010001100 is an apocalyptic number.

1010001100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1010001100 is an abundant number, since it is smaller than the sum of its proper divisors (1181701504).

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

1010001100 is a wasteful number, since it uses less digits than its factorization.

1010001100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10100025 (or 10100018 counting only the distinct ones).

The product of its (nonzero) digits is 1, while the sum is 4.

The square root of 1010001100 is about 31780.5144703480. The cubic root of 1010001100 is about 1003.3226477844.

Adding to 1010001100 its reverse (11000101), we get a palindrome (1021001201).

Subtracting from 1010001100 its reverse (11000101), we obtain a palindrome (999000999).

It can be divided in two parts, 1010001 and 100, that added together give a palindrome (1010101).

The spelling of 1010001100 in words is "one billion, ten million, one thousand, one hundred".