242310123502 has 4 divisors (see below), whose sum is σ = 363465185256. Its totient is φ = 121155061750.

The previous prime is 242310123491. The next prime is 242310123547. The reversal of 242310123502 is 205321013242.

It is a semiprime because it is the product of two primes.

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 as a sum of consecutive naturals, namely, 60577530874 + ... + 60577530877.

It is an arithmetic number, because the mean of its divisors is an integer number (90866296314).

Almost surely, 2^242310123502 is an apocalyptic number.

242310123502 is a deficient number, since it is larger than the sum of its proper divisors (121155061754).

242310123502 is a wasteful number, since it uses less digits than its factorization.

242310123502 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 121155061753.

The product of its (nonzero) digits is 2880, while the sum is 25.

Adding to 242310123502 its reverse (205321013242), we get a palindrome (447631136744).

The spelling of 242310123502 in words is "two hundred forty-two billion, three hundred ten million, one hundred twenty-three thousand, five hundred two".