10321212043 has 2 divisors, whose sum is σ = 10321212044. Its totient is φ = 10321212042.

The previous prime is 10321212007. The next prime is 10321212089. The reversal of 10321212043 is 34021212301.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-10321212043 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 10321212043.

It is not a weakly prime, because it can be changed into another prime (10321219043) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5160606021 + 5160606022.

It is an arithmetic number, because the mean of its divisors is an integer number (5160606022).

Almost surely, 2^10321212043 is an apocalyptic number.

10321212043 is a deficient number, since it is larger than the sum of its proper divisors (1).

10321212043 is an equidigital number, since it uses as much as digits as its factorization.

10321212043 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 288, while the sum is 19.

Adding to 10321212043 its reverse (34021212301), we get a palindrome (44342424344).

The spelling of 10321212043 in words is "ten billion, three hundred twenty-one million, two hundred twelve thousand, forty-three".