111201101220012 has 96 divisors (see below), whose sum is σ = 275052995481600. Its totient is φ = 34845882458112.

The previous prime is 111201101219981. The next prime is 111201101220049. The reversal of 111201101220012 is 210022101102111.

It is a happy number.

It is a super-3 number, since 3×111201101220012³ (a number of 43 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 111201101219973 and 111201101220000.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2903176453 + ... + 2903214755.

It is an arithmetic number, because the mean of its divisors is an integer number (2865135369600).

Almost surely, 2^{111201101220012} is an apocalyptic number.

111201101220012 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

111201101220012 is an abundant number, since it is smaller than the sum of its proper divisors (163851894261588).

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

111201101220012 is a wasteful number, since it uses less digits than its factorization.

111201101220012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 54575 (or 54573 counting only the distinct ones).

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

Adding to 111201101220012 its reverse (210022101102111), we get a palindrome (321223202322123).

The spelling of 111201101220012 in words is "one hundred eleven trillion, two hundred one billion, one hundred one million, two hundred twenty thousand, twelve".