42133111230 has 128 divisors (see below), whose sum is σ = 121864965120. Its totient is φ = 9107251200.

The previous prime is 42133111213. The next prime is 42133111231. The reversal of 42133111230 is 3211133124.

It is a super-2 number, since 2×42133111230² (a number of 22 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a junction number, because it is equal to n+sod(n) for n = 42133111197 and 42133111206.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42133111231) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 2293080 + ... + 2311380.

It is an arithmetic number, because the mean of its divisors is an integer number (952070040).

Almost surely, 2^42133111230 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 42133111230, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (60932482560).

42133111230 is an abundant number, since it is smaller than the sum of its proper divisors (79731853890).

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

42133111230 is a wasteful number, since it uses less digits than its factorization.

42133111230 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18914.

The product of its (nonzero) digits is 432, while the sum is 21.

Adding to 42133111230 its reverse (3211133124), we get a palindrome (45344244354).

The spelling of 42133111230 in words is "forty-two billion, one hundred thirty-three million, one hundred eleven thousand, two hundred thirty".