111031212042122 has 8 divisors (see below), whose sum is σ = 171048083416356. Its totient is φ = 54015184236672.

The previous prime is 111031212042073. The next prime is 111031212042187. The reversal of 111031212042122 is 221240212130111.

111031212042122 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 108509534737681 + 2521677304441 = 10416791^2 + 1587979^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 750210892103 + ... + 750210892250.

Almost surely, 2^{111031212042122} is an apocalyptic number.

111031212042122 is a deficient number, since it is larger than the sum of its proper divisors (60016871374234).

111031212042122 is a wasteful number, since it uses less digits than its factorization.

111031212042122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1500421784392.

The product of its (nonzero) digits is 384, while the sum is 23.

Adding to 111031212042122 its reverse (221240212130111), we get a palindrome (332271424172233).

The spelling of 111031212042122 in words is "one hundred eleven trillion, thirty-one billion, two hundred twelve million, forty-two thousand, one hundred twenty-two".