11110221201000 has 256 divisors, whose sum is σ = 35048050652160. Its totient is φ = 2929986873600.

The previous prime is 11110221200987. The next prime is 11110221201017. The reversal of 11110221201000 is 10212201111.

11110221201000 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 (12).

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 188397519 + ... + 188456481.

It is an arithmetic number, because the mean of its divisors is an integer number (136906447860).

Almost surely, 2^{11110221201000} is an apocalyptic number.

11110221201000 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 11110221201000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (17524025326080).

11110221201000 is an abundant number, since it is smaller than the sum of its proper divisors (23937829451160).

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

11110221201000 is a wasteful number, since it uses less digits than its factorization.

11110221201000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 59681 (or 59667 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 12.

Adding to 11110221201000 its reverse (10212201111), we get a palindrome (11120433402111).

The spelling of 11110221201000 in words is "eleven trillion, one hundred ten billion, two hundred twenty-one million, two hundred one thousand".