202010969261 has 2 divisors, whose sum is σ = 202010969262. Its totient is φ = 202010969260.

The previous prime is 202010969227. The next prime is 202010969291. The reversal of 202010969261 is 162969010202.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 136451927236 + 65559042025 = 369394^2 + 256045^2 .

It is a cyclic number.

It is not a de Polignac number, because 202010969261 - 2³⁰ = 200937227437 is a prime.

It is a super-2 number, since 2×202010969261² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (202010969201) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 101005484630 + 101005484631.

It is an arithmetic number, because the mean of its divisors is an integer number (101005484631).

Almost surely, 2^202010969261 is an apocalyptic number.

It is an amenable number.

202010969261 is a deficient number, since it is larger than the sum of its proper divisors (1).

202010969261 is an equidigital number, since it uses as much as digits as its factorization.

202010969261 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 23328, while the sum is 38.

Adding to 202010969261 its reverse (162969010202), we get a palindrome (364979979463).

The spelling of 202010969261 in words is "two hundred two billion, ten million, nine hundred sixty-nine thousand, two hundred sixty-one".