143221422102 has 128 divisors (see below), whose sum is σ = 325154995200. Its totient is φ = 41675189760.

The previous prime is 143221422079. The next prime is 143221422103. The reversal of 143221422102 is 201224122341.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (143221422103) 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, 60763108 + ... + 60765464.

It is an arithmetic number, because the mean of its divisors is an integer number (2540273400).

Almost surely, 2^143221422102 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 143221422102, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (162577497600).

143221422102 is an abundant number, since it is smaller than the sum of its proper divisors (181933573098).

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

143221422102 is a wasteful number, since it uses less digits than its factorization.

143221422102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2726.

The product of its (nonzero) digits is 1536, while the sum is 24.

Adding to 143221422102 its reverse (201224122341), we get a palindrome (344445544443).

The spelling of 143221422102 in words is "one hundred forty-three billion, two hundred twenty-one million, four hundred twenty-two thousand, one hundred two".