123052400230442 has 32 divisors (see below), whose sum is σ = 185005212364800. Its totient is φ = 61384156570800.

The previous prime is 123052400230339. The next prime is 123052400230457. The reversal of 123052400230442 is 244032004250321.

It is a junction number, because it is equal to n+sod(n) for n = 123052400230399 and 123052400230408.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 18119920067 + ... + 18119926857.

It is an arithmetic number, because the mean of its divisors is an integer number (5781412886400).

Almost surely, 2^{123052400230442} is an apocalyptic number.

123052400230442 is a deficient number, since it is larger than the sum of its proper divisors (61952812134358).

123052400230442 is a wasteful number, since it uses less digits than its factorization.

123052400230442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15722.

The product of its (nonzero) digits is 46080, while the sum is 32.

Adding to 123052400230442 its reverse (244032004250321), we get a palindrome (367084404480763).

The spelling of 123052400230442 in words is "one hundred twenty-three trillion, fifty-two billion, four hundred million, two hundred thirty thousand, four hundred forty-two".