423211014021 has 4 divisors (see below), whose sum is σ = 564281352032. Its totient is φ = 282140676012.

The previous prime is 423211014019. The next prime is 423211014053. The reversal of 423211014021 is 120410112324.

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.

It is not a de Polignac number, because 423211014021 - 2¹ = 423211014019 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 (423211014001) 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 3 ways as a sum of consecutive naturals, for example, 70535169001 + ... + 70535169006.

It is an arithmetic number, because the mean of its divisors is an integer number (141070338008).

Almost surely, 2^423211014021 is an apocalyptic number.

It is an amenable number.

423211014021 is a deficient number, since it is larger than the sum of its proper divisors (141070338011).

423211014021 is a wasteful number, since it uses less digits than its factorization.

423211014021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 141070338010.

The product of its (nonzero) digits is 384, while the sum is 21.

Adding to 423211014021 its reverse (120410112324), we get a palindrome (543621126345).

The spelling of 423211014021 in words is "four hundred twenty-three billion, two hundred eleven million, fourteen thousand, twenty-one".