143255002422 has 96 divisors (see below), whose sum is σ = 341106619392. Its totient is φ = 39976687296.

The previous prime is 143255002301. The next prime is 143255002427. The reversal of 143255002422 is 224200552341.

It is a self number, because there is not a number n which added to its sum of digits gives 143255002422.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (143255002427) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 3454173 + ... + 3495399.

It is an arithmetic number, because the mean of its divisors is an integer number (3553193952).

Almost surely, 2^143255002422 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 143255002422, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (170553309696).

143255002422 is an abundant number, since it is smaller than the sum of its proper divisors (197851616970).

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

143255002422 is a wasteful number, since it uses less digits than its factorization.

143255002422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41522 (or 41515 counting only the distinct ones).

The product of its (nonzero) digits is 19200, while the sum is 30.

Adding to 143255002422 its reverse (224200552341), we get a palindrome (367455554763).

The spelling of 143255002422 in words is "one hundred forty-three billion, two hundred fifty-five million, two thousand, four hundred twenty-two".