423201421242099 has 12 divisors (see below), whose sum is σ = 612652391559000. Its totient is φ = 281505919398144.

The previous prime is 423201421242053. The next prime is 423201421242109. The reversal of 423201421242099 is 990242124102324.

423201421242099 is a `hidden beast` number, since 4 + 2 + 3 + 2 + 0 + 1 + 4 + 212 + 420 + 9 + 9 = 666.

It is not a de Polignac number, because 423201421242099 - 2²¹ = 423201419144947 is a prime.

It is not an unprimeable number, because it can be changed into a prime (423201421242499) by changing a digit.

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 11 ways as a sum of consecutive naturals, for example, 52363448229 + ... + 52363456310.

It is an arithmetic number, because the mean of its divisors is an integer number (51054365963250).

Almost surely, 2^{423201421242099} is an apocalyptic number.

423201421242099 is a deficient number, since it is larger than the sum of its proper divisors (189450970316901).

423201421242099 is a wasteful number, since it uses less digits than its factorization.

423201421242099 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 104726904994 (or 104726904991 counting only the distinct ones).

The product of its (nonzero) digits is 497664, while the sum is 45.

The spelling of 423201421242099 in words is "four hundred twenty-three trillion, two hundred one billion, four hundred twenty-one million, two hundred forty-two thousand, ninety-nine".