111020132123300 has 72 divisors (see below), whose sum is σ = 241399268457984. Its totient is φ = 44318622839040.

The previous prime is 111020132123287. The next prime is 111020132123309. The reversal of 111020132123300 is 3321231020111.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is not an unprimeable number, because it can be changed into a prime (111020132123309) 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, 113433632 + ... + 114408168.

It is an arithmetic number, because the mean of its divisors is an integer number (3352767617472).

Almost surely, 2^{111020132123300} is an apocalyptic number.

111020132123300 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

111020132123300 is an abundant number, since it is smaller than the sum of its proper divisors (130379136334684).

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

111020132123300 is a wasteful number, since it uses less digits than its factorization.

111020132123300 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 976845 (or 976838 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 20.

Adding to 111020132123300 its reverse (3321231020111), we get a palindrome (114341363143411).

The spelling of 111020132123300 in words is "one hundred eleven trillion, twenty billion, one hundred thirty-two million, one hundred twenty-three thousand, three hundred".