1234421112423 has 8 divisors (see below), whose sum is σ = 1647596883328. Its totient is φ = 822096374904.

The previous prime is 1234421112413. The next prime is 1234421112467. The reversal of 1234421112423 is 3242111244321.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 1234421112423 - 2⁶ = 1234421112359 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1234421112413) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 212754961 + ... + 212760762.

It is an arithmetic number, because the mean of its divisors is an integer number (205949610416).

Almost surely, 2^{1234421112423} is an apocalyptic number.

1234421112423 is a deficient number, since it is larger than the sum of its proper divisors (413175770905).

1234421112423 is an equidigital number, since it uses as much as digits as its factorization.

1234421112423 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 425516693.

The product of its digits is 9216, while the sum is 30.

Adding to 1234421112423 its reverse (3242111244321), we get a palindrome (4476532356744).

The spelling of 1234421112423 in words is "one trillion, two hundred thirty-four billion, four hundred twenty-one million, one hundred twelve thousand, four hundred twenty-three".