10231012189 has 2 divisors, whose sum is σ = 10231012190. Its totient is φ = 10231012188.

The previous prime is 10231012163. The next prime is 10231012229. The reversal of 10231012189 is 98121013201.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 5697683289 + 4533328900 = 75483^2 + 67330^2 .

It is an emirp because it is prime and its reverse (98121013201) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 10231012189 - 2¹⁷ = 10230881117 is a prime.

It is a super-2 number, since 2×10231012189² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (10231013189) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5115506094 + 5115506095.

It is an arithmetic number, because the mean of its divisors is an integer number (5115506095).

Almost surely, 2^10231012189 is an apocalyptic number.

It is an amenable number.

10231012189 is a deficient number, since it is larger than the sum of its proper divisors (1).

10231012189 is an equidigital number, since it uses as much as digits as its factorization.

10231012189 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 864, while the sum is 28.

The spelling of 10231012189 in words is "ten billion, two hundred thirty-one million, twelve thousand, one hundred eighty-nine".