899902212002069 has 2 divisors, whose sum is σ = 899902212002070. Its totient is φ = 899902212002068.

The previous prime is 899902212002063. The next prime is 899902212002147. The reversal of 899902212002069 is 960200212209998.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 702914671201444 + 196987540800625 = 26512538^2 + 14035225^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-899902212002069 is a prime.

It is a super-2 number, since 2×899902212002069² (a number of 31 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 899902212001999 and 899902212002017.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (899902212002063) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 449951106001034 + 449951106001035.

It is an arithmetic number, because the mean of its divisors is an integer number (449951106001035).

Almost surely, 2^{899902212002069} is an apocalyptic number.

It is an amenable number.

899902212002069 is a deficient number, since it is larger than the sum of its proper divisors (1).

899902212002069 is an equidigital number, since it uses as much as digits as its factorization.

899902212002069 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5038848, while the sum is 59.

The spelling of 899902212002069 in words is "eight hundred ninety-nine trillion, nine hundred two billion, two hundred twelve million, two thousand, sixty-nine".