143310312234 has 80 divisors (see below), whose sum is σ = 330567857928. Its totient is φ = 46370838528.

The previous prime is 143310312217. The next prime is 143310312253. The reversal of 143310312234 is 432213013341.

It is a happy number.

143310312234 is a `hidden beast` number, since 1 + 4 + 3 + 310 + 312 + 2 + 34 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 130684419009 + 12625893225 = 361503^2 + 112365^2 .

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 143310312198 and 143310312207.

It is an unprimeable number.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 2567794 + ... + 2623010.

Almost surely, 2^143310312234 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 143310312234, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (165283928964).

143310312234 is an abundant number, since it is smaller than the sum of its proper divisors (187257545694).

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

143310312234 is a wasteful number, since it uses less digits than its factorization.

143310312234 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 55701 (or 55692 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 27.

Adding to 143310312234 its reverse (432213013341), we get a palindrome (575523325575).

The spelling of 143310312234 in words is "one hundred forty-three billion, three hundred ten million, three hundred twelve thousand, two hundred thirty-four".