23143442321330 has 32 divisors (see below), whose sum is σ = 41817211927920. Its totient is φ = 9222053886720.

The previous prime is 23143442321297. The next prime is 23143442321357. The reversal of 23143442321330 is 3312324434132.

It can be written as a sum of positive squares in 8 ways, for example, as 3949746835609 + 19193695485721 = 1987397^2 + 4381061^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 12605576 + ... + 14324364.

Almost surely, 2^{23143442321330} is an apocalyptic number.

23143442321330 is a deficient number, since it is larger than the sum of its proper divisors (18673769606590).

23143442321330 is a wasteful number, since it uses less digits than its factorization.

23143442321330 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1723934.

The product of its (nonzero) digits is 124416, while the sum is 35.

Adding to 23143442321330 its reverse (3312324434132), we get a palindrome (26455766755462).

The spelling of 23143442321330 in words is "twenty-three trillion, one hundred forty-three billion, four hundred forty-two million, three hundred twenty-one thousand, three hundred thirty".