10234420443 has 32 divisors (see below), whose sum is σ = 16344545280. Its totient is φ = 6291885600.

The previous prime is 10234420403. The next prime is 10234420447. The reversal of 10234420443 is 34402443201.

It is a happy number.

10234420443 is a `hidden beast` number, since 1 + 0 + 234 + 420 + 4 + 4 + 3 = 666.

It is not a de Polignac number, because 10234420443 - 2¹⁸ = 10234158299 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (10234420447) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 355030 + ... + 382772.

It is an arithmetic number, because the mean of its divisors is an integer number (510767040).

Almost surely, 2^10234420443 is an apocalyptic number.

10234420443 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

10234420443 is a deficient number, since it is larger than the sum of its proper divisors (6110124837).

10234420443 is a wasteful number, since it uses less digits than its factorization.

10234420443 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28816 (or 28810 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 27.

Adding to 10234420443 its reverse (34402443201), we get a palindrome (44636863644).

The spelling of 10234420443 in words is "ten billion, two hundred thirty-four million, four hundred twenty thousand, four hundred forty-three".