10221012089 has 2 divisors, whose sum is σ = 10221012090. Its totient is φ = 10221012088.

The previous prime is 10221012071. The next prime is 10221012143. The reversal of 10221012089 is 98021012201.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 8798440000 + 1422572089 = 93800^2 + 37717^2 .

It is a cyclic number.

It is not a de Polignac number, because 10221012089 - 2¹⁶ = 10220946553 is a prime.

It is a super-3 number, since 3×10221012089³ (a number of 31 digits) contains 333 as substring.

It is not a weakly prime, because it can be changed into another prime (10221012049) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5110506044 + 5110506045.

It is an arithmetic number, because the mean of its divisors is an integer number (5110506045).

Almost surely, 2^10221012089 is an apocalyptic number.

It is an amenable number.

10221012089 is a deficient number, since it is larger than the sum of its proper divisors (1).

10221012089 is an equidigital number, since it uses as much as digits as its factorization.

10221012089 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 576, while the sum is 26.

The spelling of 10221012089 in words is "ten billion, two hundred twenty-one million, twelve thousand, eighty-nine".