4223452111231 has 4 divisors (see below), whose sum is σ = 4223595177712. Its totient is φ = 4223309044752.

The previous prime is 4223452111217. The next prime is 4223452111243. The reversal of 4223452111231 is 1321112543224.

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

It is a cyclic number.

It is not a de Polignac number, because 4223452111231 - 2⁹ = 4223452110719 is a prime.

It is a super-2 number, since 2×4223452111231² (a number of 26 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 4223452111193 and 4223452111202.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4223452111201) 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, 71488950 + ... + 71548003.

It is an arithmetic number, because the mean of its divisors is an integer number (1055898794428).

Almost surely, 2^{4223452111231} is an apocalyptic number.

4223452111231 is a deficient number, since it is larger than the sum of its proper divisors (143066481).

4223452111231 is a wasteful number, since it uses less digits than its factorization.

4223452111231 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 143066480.

The product of its digits is 11520, while the sum is 31.

Adding to 4223452111231 its reverse (1321112543224), we get a palindrome (5544564654455).

The spelling of 4223452111231 in words is "four trillion, two hundred twenty-three billion, four hundred fifty-two million, one hundred eleven thousand, two hundred thirty-one".