10020012089 has 2 divisors, whose sum is σ = 10020012090. Its totient is φ = 10020012088.

The previous prime is 10020012061. The next prime is 10020012127. The reversal of 10020012089 is 98021002001.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 7236394489 + 2783617600 = 85067^2 + 52760^2 .

It is a cyclic number.

It is not a de Polignac number, because 10020012089 - 2¹⁶ = 10019946553 is a prime.

It is a super-2 number, since 2×10020012089² (a number of 21 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (10020018089) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5010006044 + 5010006045.

It is an arithmetic number, because the mean of its divisors is an integer number (5010006045).

Almost surely, 2^10020012089 is an apocalyptic number.

It is an amenable number.

10020012089 is a deficient number, since it is larger than the sum of its proper divisors (1).

10020012089 is an equidigital number, since it uses as much as digits as its factorization.

10020012089 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 288, while the sum is 23.

The spelling of 10020012089 in words is "ten billion, twenty million, twelve thousand, eighty-nine".