111314221000 has 128 divisors (see below), whose sum is σ = 269480221920. Its totient is φ = 43008000000.

The previous prime is 111314220991. The next prime is 111314221003. The reversal of 111314221000 is 122413111.

It can be written as a sum of positive squares in 16 ways, for example, as 343954116 + 110970266884 = 18546^2 + 333122^2 .

It is not an unprimeable number, because it can be changed into a prime (111314221003) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 4127560 + ... + 4154440.

Almost surely, 2^111314221000 is an apocalyptic number.

111314221000 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 111314221000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (134740110960).

111314221000 is an abundant number, since it is smaller than the sum of its proper divisors (158166000920).

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

111314221000 is a wasteful number, since it uses less digits than its factorization.

111314221000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27044 (or 27030 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 16.

Adding to 111314221000 its reverse (122413111), we get a palindrome (111436634111).

The spelling of 111314221000 in words is "one hundred eleven billion, three hundred fourteen million, two hundred twenty-one thousand".