211011120002087 has 2 divisors, whose sum is σ = 211011120002088. Its totient is φ = 211011120002086.

The previous prime is 211011120001993. The next prime is 211011120002183. The reversal of 211011120002087 is 780200021110112.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 211011120002087 - 2¹⁰ = 211011120001063 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (211011180002087) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 105505560001043 + 105505560001044.

It is an arithmetic number, because the mean of its divisors is an integer number (105505560001044).

Almost surely, 2^{211011120002087} is an apocalyptic number.

211011120002087 is a deficient number, since it is larger than the sum of its proper divisors (1).

211011120002087 is an equidigital number, since it uses as much as digits as its factorization.

211011120002087 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 448, while the sum is 26.

Adding to 211011120002087 its reverse (780200021110112), we get a palindrome (991211141112199).

The spelling of 211011120002087 in words is "two hundred eleven trillion, eleven billion, one hundred twenty million, two thousand, eighty-seven".