423342102321 has 16 divisors (see below), whose sum is σ = 627195710400. Its totient is φ = 282218066784.

The previous prime is 423342102299. The next prime is 423342102343. The reversal of 423342102321 is 123201243324.

423342102321 is a `hidden beast` number, since 4 + 2 + 3 + 3 + 421 + 0 + 232 + 1 = 666.

It is an interprime number because it is at equal distance from previous prime (423342102299) and next prime (423342102343).

It is not a de Polignac number, because 423342102321 - 2²² = 423337908017 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (423342104321) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 542205 + ... + 1068021.

It is an arithmetic number, because the mean of its divisors is an integer number (39199731900).

Almost surely, 2^423342102321 is an apocalyptic number.

It is an amenable number.

423342102321 is a deficient number, since it is larger than the sum of its proper divisors (203853608079).

423342102321 is a wasteful number, since it uses less digits than its factorization.

423342102321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 555645 (or 555639 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 27.

Adding to 423342102321 its reverse (123201243324), we get a palindrome (546543345645).

The spelling of 423342102321 in words is "four hundred twenty-three billion, three hundred forty-two million, one hundred two thousand, three hundred twenty-one".