10211120099969 has 2 divisors, whose sum is σ = 10211120099970. Its totient is φ = 10211120099968.

The previous prime is 10211120099963. The next prime is 10211120099981. The reversal of 10211120099969 is 96999002111201.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 6520540996225 + 3690579103744 = 2553535^2 + 1921088^2 .

It is a cyclic number.

It is not a de Polignac number, because 10211120099969 - 2¹⁶ = 10211120034433 is a prime.

It is a super-2 number, since 2×10211120099969² (a number of 27 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (10211120099963) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5105560049984 + 5105560049985.

It is an arithmetic number, because the mean of its divisors is an integer number (5105560049985).

Almost surely, 2^{10211120099969} is an apocalyptic number.

It is an amenable number.

10211120099969 is a deficient number, since it is larger than the sum of its proper divisors (1).

10211120099969 is an equidigital number, since it uses as much as digits as its factorization.

10211120099969 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 157464, while the sum is 50.

The spelling of 10211120099969 in words is "ten trillion, two hundred eleven billion, one hundred twenty million, ninety-nine thousand, nine hundred sixty-nine".