1002012022069 has 2 divisors, whose sum is σ = 1002012022070. Its totient is φ = 1002012022068.

The previous prime is 1002012022021. The next prime is 1002012022091. The reversal of 1002012022069 is 9602202102001.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 690802011025 + 311210011044 = 831145^2 + 557862^2 .

It is a cyclic number.

It is not a de Polignac number, because 1002012022069 - 2¹¹ = 1002012020021 is a prime.

It is a super-2 number, since 2×1002012022069² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1002012022469) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 501006011034 + 501006011035.

It is an arithmetic number, because the mean of its divisors is an integer number (501006011035).

Almost surely, 2^{1002012022069} is an apocalyptic number.

It is an amenable number.

1002012022069 is a deficient number, since it is larger than the sum of its proper divisors (1).

1002012022069 is an equidigital number, since it uses as much as digits as its factorization.

1002012022069 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 25.

The spelling of 1002012022069 in words is "one trillion, two billion, twelve million, twenty-two thousand, sixty-nine".