11270491200 has 336 divisors, whose sum is σ = 41264799360. Its totient is φ = 2992343040.

The previous prime is 11270491171. The next prime is 11270491249. The reversal of 11270491200 is 219407211.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 13693989 + ... + 13694811.

Almost surely, 2^11270491200 is an apocalyptic number.

11270491200 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 11270491200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (20632399680).

11270491200 is an abundant number, since it is smaller than the sum of its proper divisors (29994308160).

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

11270491200 is a wasteful number, since it uses less digits than its factorization.

11270491200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1171 (or 1150 counting only the distinct ones).

The product of its (nonzero) digits is 1008, while the sum is 27.

Adding to 11270491200 its reverse (219407211), we get a palindrome (11489898411).

The spelling of 11270491200 in words is "eleven billion, two hundred seventy million, four hundred ninety-one thousand, two hundred".