423204212101 has 4 divisors (see below), whose sum is σ = 461677322304. Its totient is φ = 384731101900.

The previous prime is 423204212047. The next prime is 423204212173. The reversal of 423204212101 is 101212402324.

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 a cyclic number.

It is not a de Polignac number, because 423204212101 - 2²³ = 423195823493 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (423204212201) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 19236555085 + ... + 19236555106.

It is an arithmetic number, because the mean of its divisors is an integer number (115419330576).

Almost surely, 2^423204212101 is an apocalyptic number.

It is an amenable number.

423204212101 is a deficient number, since it is larger than the sum of its proper divisors (38473110203).

423204212101 is a wasteful number, since it uses less digits than its factorization.

423204212101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38473110202.

The product of its (nonzero) digits is 768, while the sum is 22.

Adding to 423204212101 its reverse (101212402324), we get a palindrome (524416614425).

The spelling of 423204212101 in words is "four hundred twenty-three billion, two hundred four million, two hundred twelve thousand, one hundred one".