23243212423042 has 4 divisors (see below), whose sum is σ = 34864818634566. Its totient is φ = 11621606211520.

The previous prime is 23243212423019. The next prime is 23243212423087. The reversal of 23243212423042 is 24032421234232.

It is a happy number.

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., 21689502525601 + 1553709897441 = 4657199^2 + 1246479^2 .

It is a junction number, because it is equal to n+sod(n) for n = 23243212422989 and 23243212423007.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5810803105759 + ... + 5810803105762.

Almost surely, 2^{23243212423042} is an apocalyptic number.

23243212423042 is a deficient number, since it is larger than the sum of its proper divisors (11621606211524).

23243212423042 is a wasteful number, since it uses less digits than its factorization.

23243212423042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11621606211523.

The product of its (nonzero) digits is 110592, while the sum is 34.

Adding to 23243212423042 its reverse (24032421234232), we get a palindrome (47275633657274).

The spelling of 23243212423042 in words is "twenty-three trillion, two hundred forty-three billion, two hundred twelve million, four hundred twenty-three thousand, forty-two".