121010221201069 has 2 divisors, whose sum is σ = 121010221201070. Its totient is φ = 121010221201068.

The previous prime is 121010221200937. The next prime is 121010221201139. The reversal of 121010221201069 is 960102122010121.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 101120360563044 + 19889860638025 = 10055862^2 + 4459805^2 .

It is a cyclic number.

It is not a de Polignac number, because 121010221201069 - 2¹³ = 121010221192877 is a prime.

It is a super-2 number, since 2×121010221201069² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (121010221201669) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60505110600534 + 60505110600535.

It is an arithmetic number, because the mean of its divisors is an integer number (60505110600535).

Almost surely, 2^{121010221201069} is an apocalyptic number.

It is an amenable number.

121010221201069 is a deficient number, since it is larger than the sum of its proper divisors (1).

121010221201069 is an equidigital number, since it uses as much as digits as its factorization.

121010221201069 is an odious number, because the sum of its binary digits is odd.

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

The spelling of 121010221201069 in words is "one hundred twenty-one trillion, ten billion, two hundred twenty-one million, two hundred one thousand, sixty-nine".