143220330165426 has 16 divisors (see below), whose sum is σ = 286964317851744. Its totient is φ = 47652833801664.

The previous prime is 143220330165377. The next prime is 143220330165463. The reversal of 143220330165426 is 624561033022341.

It is a super-2 number, since 2×143220330165426² (a number of 29 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 21819059815 + ... + 21819066378.

It is an arithmetic number, because the mean of its divisors is an integer number (17935269865734).

Almost surely, 2^{143220330165426} is an apocalyptic number.

143220330165426 is an abundant number, since it is smaller than the sum of its proper divisors (143743987686318).

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

143220330165426 is a wasteful number, since it uses less digits than its factorization.

143220330165426 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43638126745.

The product of its (nonzero) digits is 622080, while the sum is 42.

Adding to 143220330165426 its reverse (624561033022341), we get a palindrome (767781363187767).

The spelling of 143220330165426 in words is "one hundred forty-three trillion, two hundred twenty billion, three hundred thirty million, one hundred sixty-five thousand, four hundred twenty-six".