1234421230142 has 32 divisors (see below), whose sum is σ = 1930337439744. Its totient is φ = 591397653600.

The previous prime is 1234421230123. The next prime is 1234421230181. The reversal of 1234421230142 is 2410321244321.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2530667 + ... + 2978777.

It is an arithmetic number, because the mean of its divisors is an integer number (60323044992).

Almost surely, 2^{1234421230142} is an apocalyptic number.

1234421230142 is a deficient number, since it is larger than the sum of its proper divisors (695916209602).

1234421230142 is a wasteful number, since it uses less digits than its factorization.

1234421230142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 448584.

The product of its (nonzero) digits is 9216, while the sum is 29.

Adding to 1234421230142 its reverse (2410321244321), we get a palindrome (3644742474463).

The spelling of 1234421230142 in words is "one trillion, two hundred thirty-four billion, four hundred twenty-one million, two hundred thirty thousand, one hundred forty-two".