211053354311 has 2 divisors, whose sum is σ = 211053354312. Its totient is φ = 211053354310.

The previous prime is 211053354299. The next prime is 211053354373. The reversal of 211053354311 is 113453350112.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-211053354311 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (211053344311) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 105526677155 + 105526677156.

It is an arithmetic number, because the mean of its divisors is an integer number (105526677156).

Almost surely, 2^211053354311 is an apocalyptic number.

211053354311 is a deficient number, since it is larger than the sum of its proper divisors (1).

211053354311 is an equidigital number, since it uses as much as digits as its factorization.

211053354311 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5400, while the sum is 29.

The spelling of 211053354311 in words is "two hundred eleven billion, fifty-three million, three hundred fifty-four thousand, three hundred eleven".