10221233489 has 2 divisors, whose sum is σ = 10221233490. Its totient is φ = 10221233488.

The previous prime is 10221233471. The next prime is 10221233501. The reversal of 10221233489 is 98433212201.

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., 9490071889 + 731161600 = 97417^2 + 27040^2 .

It is a cyclic number.

It is not a de Polignac number, because 10221233489 - 2¹⁶ = 10221167953 is a prime.

It is a super-2 number, since 2×10221233489² (a number of 21 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (10221230489) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5110616744 + 5110616745.

It is an arithmetic number, because the mean of its divisors is an integer number (5110616745).

Almost surely, 2^10221233489 is an apocalyptic number.

It is an amenable number.

10221233489 is a deficient number, since it is larger than the sum of its proper divisors (1).

10221233489 is an equidigital number, since it uses as much as digits as its factorization.

10221233489 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 20736, while the sum is 35.

The spelling of 10221233489 in words is "ten billion, two hundred twenty-one million, two hundred thirty-three thousand, four hundred eighty-nine".