23210131443 has 4 divisors (see below), whose sum is σ = 30946841928. Its totient is φ = 15473420960.

The previous prime is 23210131429. The next prime is 23210131463. The reversal of 23210131443 is 34413101232.

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 23210131443 - 2¹⁸ = 23209869299 is a prime.

It is not an unprimeable number, because it can be changed into a prime (23210131463) 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, 3868355238 + ... + 3868355243.

It is an arithmetic number, because the mean of its divisors is an integer number (7736710482).

Almost surely, 2^23210131443 is an apocalyptic number.

23210131443 is a deficient number, since it is larger than the sum of its proper divisors (7736710485).

23210131443 is an equidigital number, since it uses as much as digits as its factorization.

23210131443 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7736710484.

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

Adding to 23210131443 its reverse (34413101232), we get a palindrome (57623232675).

The spelling of 23210131443 in words is "twenty-three billion, two hundred ten million, one hundred thirty-one thousand, four hundred forty-three".