111033020342128 has 20 divisors (see below), whose sum is σ = 215193348780400. Its totient is φ = 55499252914944.

The previous prime is 111033020342093. The next prime is 111033020342159. The reversal of 111033020342128 is 821243020330111.

It is a self number, because there is not a number n which added to its sum of digits gives 111033020342128.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1078525428 + ... + 1078628371.

It is an arithmetic number, because the mean of its divisors is an integer number (10759667439020).

Almost surely, 2^{111033020342128} is an apocalyptic number.

It is an amenable number.

111033020342128 is a deficient number, since it is larger than the sum of its proper divisors (104160328438272).

111033020342128 is a wasteful number, since it uses less digits than its factorization.

111033020342128 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2157157024 (or 2157157018 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 31.

Adding to 111033020342128 its reverse (821243020330111), we get a palindrome (932276040672239).

The spelling of 111033020342128 in words is "one hundred eleven trillion, thirty-three billion, twenty million, three hundred forty-two thousand, one hundred twenty-eight".