430453320121111 has 4 divisors (see below), whose sum is σ = 491946651566992. Its totient is φ = 368959988675232.

The previous prime is 430453320121009. The next prime is 430453320121127. The reversal of 430453320121111 is 111121023354034.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 430453320121111 - 2²³ = 430453311732503 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (430453320121151) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 30746665722930 + ... + 30746665722943.

It is an arithmetic number, because the mean of its divisors is an integer number (122986662891748).

Almost surely, 2^{430453320121111} is an apocalyptic number.

430453320121111 is a deficient number, since it is larger than the sum of its proper divisors (61493331445881).

430453320121111 is an equidigital number, since it uses as much as digits as its factorization.

430453320121111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 61493331445880.

The product of its (nonzero) digits is 8640, while the sum is 31.

Adding to 430453320121111 its reverse (111121023354034), we get a palindrome (541574343475145).

The spelling of 430453320121111 in words is "four hundred thirty trillion, four hundred fifty-three billion, three hundred twenty million, one hundred twenty-one thousand, one hundred eleven".