111020120112212 has 12 divisors (see below), whose sum is σ = 194434316276256. Its totient is φ = 55467458319000.

The previous prime is 111020120112211. The next prime is 111020120112353. The reversal of 111020120112212 is 212211021020111.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111020120112211) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10650428414 + ... + 10650438837.

It is an arithmetic number, because the mean of its divisors is an integer number (16202859689688).

Almost surely, 2^{111020120112212} is an apocalyptic number.

It is an amenable number.

111020120112212 is a deficient number, since it is larger than the sum of its proper divisors (83414196164044).

111020120112212 is a wasteful number, since it uses less digits than its factorization.

111020120112212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21300868558 (or 21300868556 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 17.

Adding to 111020120112212 its reverse (212211021020111), we get a palindrome (323231141132323).

The spelling of 111020120112212 in words is "one hundred eleven trillion, twenty billion, one hundred twenty million, one hundred twelve thousand, two hundred twelve".