423121244303101 has 4 divisors (see below), whose sum is σ = 423224671646304. Its totient is φ = 423017816959900.

The previous prime is 423121244303071. The next prime is 423121244303111. The reversal of 423121244303101 is 101303442121324.

It is a happy number.

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 423121244303101 - 2¹¹ = 423121244301053 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 (423121244303111) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 51713665465 + ... + 51713673646.

It is an arithmetic number, because the mean of its divisors is an integer number (105806167911576).

Almost surely, 2^{423121244303101} is an apocalyptic number.

It is an amenable number.

423121244303101 is a deficient number, since it is larger than the sum of its proper divisors (103427343203).

423121244303101 is a wasteful number, since it uses less digits than its factorization.

423121244303101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 103427343202.

The product of its (nonzero) digits is 13824, while the sum is 31.

Adding to 423121244303101 its reverse (101303442121324), we get a palindrome (524424686424425).

The spelling of 423121244303101 in words is "four hundred twenty-three trillion, one hundred twenty-one billion, two hundred forty-four million, three hundred three thousand, one hundred one".