10000099120 has 40 divisors (see below), whose sum is σ = 25363890000. Its totient is φ = 3636399360.

The previous prime is 10000099079. The next prime is 10000099127. The reversal of 10000099120 is 2199000001.

It is a tau number, because it is divible by the number of its divisors (40).

It is a Harshad number since it is a multiple of its sum of digits (22).

It is a junction number, because it is equal to n+sod(n) for n = 10000099091 and 10000099100.

It is not an unprimeable number, because it can be changed into a prime (10000099127) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5680995 + ... + 5682754.

It is an arithmetic number, because the mean of its divisors is an integer number (634097250).

Almost surely, 2^10000099120 is an apocalyptic number.

10000099120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

10000099120 is an abundant number, since it is smaller than the sum of its proper divisors (15363790880).

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

10000099120 is a wasteful number, since it uses less digits than its factorization.

10000099120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11363773 (or 11363767 counting only the distinct ones).

The product of its (nonzero) digits is 162, while the sum is 22.

Adding to 10000099120 its reverse (2199000001), we get a palindrome (12199099121).

The spelling of 10000099120 in words is "ten billion, ninety-nine thousand, one hundred twenty".