111001221300 has 72 divisors (see below), whose sum is σ = 321302872800. Its totient is φ = 29587483520.

The previous prime is 111001221299. The next prime is 111001221323. The reversal of 111001221300 is 3122100111.

It is a super-2 number, since 2×111001221300² (a number of 23 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 622606 + ... + 780794.

It is an arithmetic number, because the mean of its divisors is an integer number (4462539900).

Almost surely, 2^111001221300 is an apocalyptic number.

111001221300 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

111001221300 is an abundant number, since it is smaller than the sum of its proper divisors (210301651500).

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

111001221300 is a wasteful number, since it uses less digits than its factorization.

111001221300 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 160545 (or 160538 counting only the distinct ones).

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

Adding to 111001221300 its reverse (3122100111), we get a palindrome (114123321411).

The spelling of 111001221300 in words is "one hundred eleven billion, one million, two hundred twenty-one thousand, three hundred".