10091209200 has 120 divisors (see below), whose sum is σ = 32540167296. Its totient is φ = 2673120000.

The previous prime is 10091209127. The next prime is 10091209201. The reversal of 10091209200 is 290219001.

It is a tau number, because it is divible by the number of its divisors (120).

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10091209201) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 153355 + ... + 209045.

Almost surely, 2^10091209200 is an apocalyptic number.

10091209200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 10091209200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (16270083648).

10091209200 is an abundant number, since it is smaller than the sum of its proper divisors (22448958096).

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

10091209200 is a wasteful number, since it uses less digits than its factorization.

10091209200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 55863 (or 55852 counting only the distinct ones).

The product of its (nonzero) digits is 324, while the sum is 24.

The spelling of 10091209200 in words is "ten billion, ninety-one million, two hundred nine thousand, two hundred".