11051245200 has 120 divisors (see below), whose sum is σ = 35599284000. Its totient is φ = 2930478080.

The previous prime is 11051245171. The next prime is 11051245201. The reversal of 11051245200 is 254215011.

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

It is not an unprimeable number, because it can be changed into a prime (11051245201) 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, 189076 + ... + 240524.

It is an arithmetic number, because the mean of its divisors is an integer number (296660700).

Almost surely, 2^11051245200 is an apocalyptic number.

11051245200 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 11051245200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (17799642000).

11051245200 is an abundant number, since it is smaller than the sum of its proper divisors (24548038800).

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

11051245200 is a wasteful number, since it uses less digits than its factorization.

11051245200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 51649 (or 51638 counting only the distinct ones).

The product of its (nonzero) digits is 400, while the sum is 21.

The spelling of 11051245200 in words is "eleven billion, fifty-one million, two hundred forty-five thousand, two hundred".