123220304234042 has 8 divisors (see below), whose sum is σ = 186160171864800. Its totient is φ = 61166913612444.

The previous prime is 123220304234033. The next prime is 123220304234051. The reversal of 123220304234042 is 240432403022321.

It is an interprime number because it is at equal distance from previous prime (123220304234033) and next prime (123220304234051).

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 221619251942 + ... + 221619252497.

It is an arithmetic number, because the mean of its divisors is an integer number (23270021483100).

Almost surely, 2^{123220304234042} is an apocalyptic number.

123220304234042 is a deficient number, since it is larger than the sum of its proper divisors (62939867630758).

123220304234042 is a wasteful number, since it uses less digits than its factorization.

123220304234042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 443238504580.

The product of its (nonzero) digits is 55296, while the sum is 32.

Adding to 123220304234042 its reverse (240432403022321), we get a palindrome (363652707256363).

The spelling of 123220304234042 in words is "one hundred twenty-three trillion, two hundred twenty billion, three hundred four million, two hundred thirty-four thousand, forty-two".