111423220003134 has 128 divisors (see below), whose sum is σ = 269149396078080. Its totient is φ = 33963519324672.

The previous prime is 111423220003133. The next prime is 111423220003169. The reversal of 111423220003134 is 431300022324111.

111423220003134 is a `hidden beast` number, since 1 + 1 + 1 + 423 + 2 + 200 + 0 + 3 + 1 + 34 = 666.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a junction number, because it is equal to n+sod(n) for n = 111423220003098 and 111423220003107.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111423220003133) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 157267309 + ... + 157974215.

It is an arithmetic number, because the mean of its divisors is an integer number (2102729656860).

Almost surely, 2^{111423220003134} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 111423220003134, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (134574698039040).

111423220003134 is an abundant number, since it is smaller than the sum of its proper divisors (157726176074946).

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

111423220003134 is a wasteful number, since it uses less digits than its factorization.

111423220003134 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 709031 (or 709025 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 27.

Adding to 111423220003134 its reverse (431300022324111), we get a palindrome (542723242327245).

The spelling of 111423220003134 in words is "one hundred eleven trillion, four hundred twenty-three billion, two hundred twenty million, three thousand, one hundred thirty-four".