111101100011020 has 72 divisors (see below), whose sum is σ = 272767955997600. Its totient is φ = 37900389542400.

The previous prime is 111101100011003. The next prime is 111101100011023. The reversal of 111101100011020 is 20110001101111.

111101100011020 is digitally balanced in base 8, 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 (10).

It is a junction number, because it is equal to n+sod(n) for n = 111101100010988 and 111101100011006.

It is not an unprimeable number, because it can be changed into a prime (111101100011023) 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, 284650381 + ... + 285040420.

It is an arithmetic number, because the mean of its divisors is an integer number (3788443833300).

Almost surely, 2^{111101100011020} is an apocalyptic number.

111101100011020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

111101100011020 is an abundant number, since it is smaller than the sum of its proper divisors (161666855986580).

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

111101100011020 is a wasteful number, since it uses less digits than its factorization.

111101100011020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 569691023 (or 569691014 counting only the distinct ones).

The product of its (nonzero) digits is 2, while the sum is 10.

Adding to 111101100011020 its reverse (20110001101111), we get a palindrome (131211101112131).

The spelling of 111101100011020 in words is "one hundred eleven trillion, one hundred one billion, one hundred million, eleven thousand, twenty".