2111266546247 has 2 divisors, whose sum is σ = 2111266546248. Its totient is φ = 2111266546246.

The previous prime is 2111266546223. The next prime is 2111266546297. The reversal of 2111266546247 is 7426456621112.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2111266546247 - 2¹⁶ = 2111266480711 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2111266546217) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1055633273123 + 1055633273124.

It is an arithmetic number, because the mean of its divisors is an integer number (1055633273124).

Almost surely, 2^{2111266546247} is an apocalyptic number.

2111266546247 is a deficient number, since it is larger than the sum of its proper divisors (1).

2111266546247 is an equidigital number, since it uses as much as digits as its factorization.

2111266546247 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 967680, while the sum is 47.

The spelling of 2111266546247 in words is "two trillion, one hundred eleven billion, two hundred sixty-six million, five hundred forty-six thousand, two hundred forty-seven".