10043221213 has 2 divisors, whose sum is σ = 10043221214. Its totient is φ = 10043221212.

The previous prime is 10043221171. The next prime is 10043221219. The reversal of 10043221213 is 31212234001.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 7764781924 + 2278439289 = 88118^2 + 47733^2 .

It is a cyclic number.

It is not a de Polignac number, because 10043221213 - 2²¹ = 10041124061 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (10043221219) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5021610606 + 5021610607.

It is an arithmetic number, because the mean of its divisors is an integer number (5021610607).

Almost surely, 2^10043221213 is an apocalyptic number.

It is an amenable number.

10043221213 is a deficient number, since it is larger than the sum of its proper divisors (1).

10043221213 is an equidigital number, since it uses as much as digits as its factorization.

10043221213 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 10043221213 its reverse (31212234001), we get a palindrome (41255455214).

The spelling of 10043221213 in words is "ten billion, forty-three million, two hundred twenty-one thousand, two hundred thirteen".