4223123312101 has 4 divisors (see below), whose sum is σ = 4266660665932. Its totient is φ = 4179585958272.

The previous prime is 4223123312071. The next prime is 4223123312117. The reversal of 4223123312101 is 1012133213224.

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

It can be written as a sum of positive squares in 2 ways, for example, as 1376513216001 + 2846610096100 = 1173249^2 + 1687190^2 .

It is a cyclic number.

It is not a de Polignac number, because 4223123312101 - 2²⁵ = 4223089757669 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 (4223123312141) 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, 21768676770 + ... + 21768676963.

It is an arithmetic number, because the mean of its divisors is an integer number (1066665166483).

Almost surely, 2^{4223123312101} is an apocalyptic number.

It is an amenable number.

4223123312101 is a deficient number, since it is larger than the sum of its proper divisors (43537353831).

4223123312101 is an equidigital number, since it uses as much as digits as its factorization.

4223123312101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43537353830.

The product of its (nonzero) digits is 1728, while the sum is 25.

Adding to 4223123312101 its reverse (1012133213224), we get a palindrome (5235256525325).

The spelling of 4223123312101 in words is "four trillion, two hundred twenty-three billion, one hundred twenty-three million, three hundred twelve thousand, one hundred one".