111012020202012 has 12 divisors (see below), whose sum is σ = 259028047138056. Its totient is φ = 37004006734000.

The previous prime is 111012020202007. The next prime is 111012020202029. The reversal of 111012020202012 is 210202020210111.

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 = 111012020201982 and 111012020202000.

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, 4625500841739 + ... + 4625500841762.

It is an arithmetic number, because the mean of its divisors is an integer number (21585670594838).

Almost surely, 2^{111012020202012} is an apocalyptic number.

111012020202012 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

111012020202012 is an abundant number, since it is smaller than the sum of its proper divisors (148016026936044).

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

111012020202012 is a wasteful number, since it uses less digits than its factorization.

111012020202012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9251001683508 (or 9251001683506 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 111012020202012 its reverse (210202020210111), we get a palindrome (321214040412123).

The spelling of 111012020202012 in words is "one hundred eleven trillion, twelve billion, twenty million, two hundred two thousand, twelve".