20234023443 has 6 divisors (see below), whose sum is σ = 29226922764. Its totient is φ = 13489348956.

The previous prime is 20234023417. The next prime is 20234023471. The reversal of 20234023443 is 34432043202.

It is not a de Polignac number, because 20234023443 - 2¹⁸ = 20233761299 is a prime.

It is not an unprimeable number, because it can be changed into a prime (20234073443) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1124112405 + ... + 1124112422.

It is an arithmetic number, because the mean of its divisors is an integer number (4871153794).

Almost surely, 2^20234023443 is an apocalyptic number.

20234023443 is a deficient number, since it is larger than the sum of its proper divisors (8992899321).

20234023443 is a wasteful number, since it uses less digits than its factorization.

20234023443 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2248224833 (or 2248224830 counting only the distinct ones).

The product of its (nonzero) digits is 13824, while the sum is 27.

Adding to 20234023443 its reverse (34432043202), we get a palindrome (54666066645).

The spelling of 20234023443 in words is "twenty billion, two hundred thirty-four million, twenty-three thousand, four hundred forty-three".