10211121016303 has 2 divisors, whose sum is σ = 10211121016304. Its totient is φ = 10211121016302.

The previous prime is 10211121016237. The next prime is 10211121016373. The reversal of 10211121016303 is 30361012111201.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 10211121016303 - 2¹³ = 10211121008111 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (10211121016373) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5105560508151 + 5105560508152.

It is an arithmetic number, because the mean of its divisors is an integer number (5105560508152).

Almost surely, 2^{10211121016303} is an apocalyptic number.

10211121016303 is a deficient number, since it is larger than the sum of its proper divisors (1).

10211121016303 is an equidigital number, since it uses as much as digits as its factorization.

10211121016303 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 216, while the sum is 22.

Adding to 10211121016303 its reverse (30361012111201), we get a palindrome (40572133127504).

The spelling of 10211121016303 in words is "ten trillion, two hundred eleven billion, one hundred twenty-one million, sixteen thousand, three hundred three".