111210201102012 has 12 divisors (see below), whose sum is σ = 259490469238056. Its totient is φ = 37070067034000.

The previous prime is 111210201101981. The next prime is 111210201102041. The reversal of 111210201102012 is 210201102012111.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (12).

It is a junction number, because it is equal to n+sod(n) for n = 111210201101982 and 111210201102000.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4633758379239 + ... + 4633758379262.

It is an arithmetic number, because the mean of its divisors is an integer number (21624205769838).

Almost surely, 2^{111210201102012} is an apocalyptic number.

111210201102012 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

111210201102012 is an abundant number, since it is smaller than the sum of its proper divisors (148280268136044).

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

111210201102012 is a wasteful number, since it uses less digits than its factorization.

111210201102012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9267516758508 (or 9267516758506 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 15.

Adding to 111210201102012 its reverse (210201102012111), we get a palindrome (321411303114123).

It can be divided in two parts, 111 and 210201102012, that multiplied together give a palindrome (23332322323332).

The spelling of 111210201102012 in words is "one hundred eleven trillion, two hundred ten billion, two hundred one million, one hundred two thousand, twelve".