1012100320069 has 2 divisors, whose sum is σ = 1012100320070. Its totient is φ = 1012100320068.

The previous prime is 1012100319931. The next prime is 1012100320079. The reversal of 1012100320069 is 9600230012101.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 516582875169 + 495517444900 = 718737^2 + 703930^2 .

It is a cyclic number.

It is not a de Polignac number, because 1012100320069 - 2¹³ = 1012100311877 is a prime.

It is a super-2 number, since 2×1012100320069² (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 (1012100320079) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 506050160034 + 506050160035.

It is an arithmetic number, because the mean of its divisors is an integer number (506050160035).

Almost surely, 2^{1012100320069} is an apocalyptic number.

It is an amenable number.

1012100320069 is a deficient number, since it is larger than the sum of its proper divisors (1).

1012100320069 is an equidigital number, since it uses as much as digits as its factorization.

1012100320069 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 648, while the sum is 25.

The spelling of 1012100320069 in words is "one trillion, twelve billion, one hundred million, three hundred twenty thousand, sixty-nine".