421410231001 has 4 divisors (see below), whose sum is σ = 421411567104. Its totient is φ = 421408894900.

The previous prime is 421410230981. The next prime is 421410231013. The reversal of 421410231001 is 100132014124.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-421410231001 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 421410231001.

It is not an unprimeable number, because it can be changed into a prime (421410231061) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 97416 + ... + 923206.

It is an arithmetic number, because the mean of its divisors is an integer number (105352891776).

Almost surely, 2^421410231001 is an apocalyptic number.

It is an amenable number.

421410231001 is a deficient number, since it is larger than the sum of its proper divisors (1336103).

421410231001 is an equidigital number, since it uses as much as digits as its factorization.

421410231001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1336102.

The product of its (nonzero) digits is 192, while the sum is 19.

Adding to 421410231001 its reverse (100132014124), we get a palindrome (521542245125).

The spelling of 421410231001 in words is "four hundred twenty-one billion, four hundred ten million, two hundred thirty-one thousand, one".