10221233249 has 2 divisors, whose sum is σ = 10221233250. Its totient is φ = 10221233248.

The previous prime is 10221233147. The next prime is 10221233263. The reversal of 10221233249 is 94233212201.

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., 5406955024 + 4814278225 = 73532^2 + 69385^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-10221233249 is a prime.

It is not a weakly prime, because it can be changed into another prime (10221233549) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5110616624 + 5110616625.

It is an arithmetic number, because the mean of its divisors is an integer number (5110616625).

Almost surely, 2^10221233249 is an apocalyptic number.

It is an amenable number.

10221233249 is a deficient number, since it is larger than the sum of its proper divisors (1).

10221233249 is an equidigital number, since it uses as much as digits as its factorization.

10221233249 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5184, while the sum is 29.

The spelling of 10221233249 in words is "ten billion, two hundred twenty-one million, two hundred thirty-three thousand, two hundred forty-nine".