23124144003442 has 4 divisors (see below), whose sum is σ = 34686216005166. Its totient is φ = 11562072001720.

The previous prime is 23124144003437. The next prime is 23124144003503. The reversal of 23124144003442 is 24430044142132.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 23047286976081 + 76857027361 = 4800759^2 + 277231^2 .

It is a junction number, because it is equal to n+sod(n) for n = 23124144003398 and 23124144003407.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5781036000859 + ... + 5781036000862.

Almost surely, 2^{23124144003442} is an apocalyptic number.

23124144003442 is a deficient number, since it is larger than the sum of its proper divisors (11562072001724).

23124144003442 is a wasteful number, since it uses less digits than its factorization.

23124144003442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11562072001723.

The product of its (nonzero) digits is 73728, while the sum is 34.

Adding to 23124144003442 its reverse (24430044142132), we get a palindrome (47554188145574).

The spelling of 23124144003442 in words is "twenty-three trillion, one hundred twenty-four billion, one hundred forty-four million, three thousand, four hundred forty-two".