231220333022023 has 4 divisors (see below), whose sum is σ = 244821529082160. Its totient is φ = 217619136961888.

The previous prime is 231220333022009. The next prime is 231220333022033. The reversal of 231220333022023 is 320220333022132.

It is a happy number.

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 231220333022023 - 2²⁹ = 231219796151111 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 231220333021982 and 231220333022000.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (231220333022033) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6800598030043 + ... + 6800598030076.

It is an arithmetic number, because the mean of its divisors is an integer number (61205382270540).

Almost surely, 2^{231220333022023} is an apocalyptic number.

231220333022023 is a deficient number, since it is larger than the sum of its proper divisors (13601196060137).

231220333022023 is a wasteful number, since it uses less digits than its factorization.

231220333022023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13601196060136.

The product of its (nonzero) digits is 15552, while the sum is 28.

Adding to 231220333022023 its reverse (320220333022132), we get a palindrome (551440666044155).

The spelling of 231220333022023 in words is "two hundred thirty-one trillion, two hundred twenty billion, three hundred thirty-three million, twenty-two thousand, twenty-three".