42234221050 has 72 divisors (see below), whose sum is σ = 92981075616. Its totient is φ = 13980886080.

The previous prime is 42234221033. The next prime is 42234221053. The reversal of 42234221050 is 5012243224.

It is a Harshad number since it is a multiple of its sum of digits (25).

It is not an unprimeable number, because it can be changed into a prime (42234221053) by changing a digit.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 222609 + ... + 366091.

It is an arithmetic number, because the mean of its divisors is an integer number (1291403828).

Almost surely, 2^42234221050 is an apocalyptic number.

42234221050 is an abundant number, since it is smaller than the sum of its proper divisors (50746854566).

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

42234221050 is a wasteful number, since it uses less digits than its factorization.

42234221050 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 143560 (or 143526 counting only the distinct ones).

The product of its (nonzero) digits is 3840, while the sum is 25.

Adding to 42234221050 its reverse (5012243224), we get a palindrome (47246464274).

The spelling of 42234221050 in words is "forty-two billion, two hundred thirty-four million, two hundred twenty-one thousand, fifty".