201202110021113 has 2 divisors, whose sum is σ = 201202110021114. Its totient is φ = 201202110021112.

The previous prime is 201202110021109. The next prime is 201202110021251. The reversal of 201202110021113 is 311120011202102.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 187783390814464 + 13418719206649 = 13703408^2 + 3663157^2 .

It is a cyclic number.

It is not a de Polignac number, because 201202110021113 - 2² = 201202110021109 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 201202110021091 and 201202110021100.

It is not a weakly prime, because it can be changed into another prime (201202110021103) 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, 100601055010556 + 100601055010557.

It is an arithmetic number, because the mean of its divisors is an integer number (100601055010557).

Almost surely, 2^{201202110021113} is an apocalyptic number.

It is an amenable number.

201202110021113 is a deficient number, since it is larger than the sum of its proper divisors (1).

201202110021113 is an equidigital number, since it uses as much as digits as its factorization.

201202110021113 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 48, while the sum is 17.

Adding to 201202110021113 its reverse (311120011202102), we get a palindrome (512322121223215).

The spelling of 201202110021113 in words is "two hundred one trillion, two hundred two billion, one hundred ten million, twenty-one thousand, one hundred thirteen".