12423434110112 has 12 divisors (see below), whose sum is σ = 24458635904346. Its totient is φ = 6211717055040.

The previous prime is 12423434110093. The next prime is 12423434110159. The reversal of 12423434110112 is 21101143432421.

It can be written as a sum of positive squares in only one way, i.e., 12225120645136 + 198313464976 = 3496444^2 + 445324^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 194116157939 + ... + 194116158002.

Almost surely, 2^{12423434110112} is an apocalyptic number.

It is an amenable number.

12423434110112 is a deficient number, since it is larger than the sum of its proper divisors (12035201794234).

12423434110112 is an equidigital number, since it uses as much as digits as its factorization.

12423434110112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 388232315951 (or 388232315943 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 29.

Adding to 12423434110112 its reverse (21101143432421), we get a palindrome (33524577542533).

The spelling of 12423434110112 in words is "twelve trillion, four hundred twenty-three billion, four hundred thirty-four million, one hundred ten thousand, one hundred twelve".