111102100101100 has 36 divisors (see below), whose sum is σ = 241110861151608. Its totient is φ = 44437281712000.

The previous prime is 111102100101077. The next prime is 111102100101101. The reversal of 111102100101100 is 1101001201111.

It is a super-5 number, since 5×111102100101100⁵ (a number of 71 digits) contains 55555 as substring.

It is a Harshad number since it is a multiple of its sum of digits (10).

It is not an unprimeable number, because it can be changed into a prime (111102100101101) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 43223761 + ... + 45721960.

It is an arithmetic number, because the mean of its divisors is an integer number (6697523920878).

Almost surely, 2^{111102100101100} is an apocalyptic number.

111102100101100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

111102100101100 is an abundant number, since it is smaller than the sum of its proper divisors (130008761050508).

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

111102100101100 is a wasteful number, since it uses less digits than its factorization.

111102100101100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 88958226 (or 88958219 counting only the distinct ones).

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

Adding to 111102100101100 its reverse (1101001201111), we get a palindrome (112203101302211).

The spelling of 111102100101100 in words is "one hundred eleven trillion, one hundred two billion, one hundred million, one hundred one thousand, one hundred".