42222531500 has 96 divisors (see below), whose sum is σ = 99691650240. Its totient is φ = 15567552000.

The previous prime is 42222531437. The next prime is 42222531503. The reversal of 42222531500 is 513522224.

42222531500 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 42222531500.

It is not an unprimeable number, because it can be changed into a prime (42222531503) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 291440 + ... + 411560.

It is an arithmetic number, because the mean of its divisors is an integer number (1038454690).

Almost surely, 2^42222531500 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 42222531500, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (49845825120).

42222531500 is an abundant number, since it is smaller than the sum of its proper divisors (57469118740).

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

42222531500 is a wasteful number, since it uses less digits than its factorization.

42222531500 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 120196 (or 120184 counting only the distinct ones).

The product of its (nonzero) digits is 4800, while the sum is 26.

The spelling of 42222531500 in words is "forty-two billion, two hundred twenty-two million, five hundred thirty-one thousand, five hundred".