212311432023 has 8 divisors (see below), whose sum is σ = 283090634736. Its totient is φ = 141536592000.

The previous prime is 212311431977. The next prime is 212311432033. The reversal of 212311432023 is 320234113212.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 212311432023 - 2¹⁰ = 212311430999 is a prime.

It is a super-2 number, since 2×212311432023² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 212311431984 and 212311432002.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (212311432033) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 975378 + ... + 1173023.

It is an arithmetic number, because the mean of its divisors is an integer number (35386329342).

Almost surely, 2^212311432023 is an apocalyptic number.

212311432023 is a deficient number, since it is larger than the sum of its proper divisors (70779202713).

212311432023 is a wasteful number, since it uses less digits than its factorization.

212311432023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2181345.

The product of its (nonzero) digits is 1728, while the sum is 24.

Adding to 212311432023 its reverse (320234113212), we get a palindrome (532545545235).

The spelling of 212311432023 in words is "two hundred twelve billion, three hundred eleven million, four hundred thirty-two thousand, twenty-three".