2111266550363 has 2 divisors, whose sum is σ = 2111266550364. Its totient is φ = 2111266550362.

The previous prime is 2111266550359. The next prime is 2111266550369. The reversal of 2111266550363 is 3630556621112.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2111266550363 - 2² = 2111266550359 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2111266550363.

It is not a weakly prime, because it can be changed into another prime (2111266550369) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1055633275181 + 1055633275182.

It is an arithmetic number, because the mean of its divisors is an integer number (1055633275182).

Almost surely, 2^{2111266550363} is an apocalyptic number.

2111266550363 is a deficient number, since it is larger than the sum of its proper divisors (1).

2111266550363 is an equidigital number, since it uses as much as digits as its factorization.

2111266550363 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 194400, while the sum is 41.

The spelling of 2111266550363 in words is "two trillion, one hundred eleven billion, two hundred sixty-six million, five hundred fifty thousand, three hundred sixty-three".