211212110018053 has 2 divisors, whose sum is σ = 211212110018054. Its totient is φ = 211212110018052.

The previous prime is 211212110018011. The next prime is 211212110018093. The reversal of 211212110018053 is 350810011212112.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 112222305811009 + 98989804207044 = 10593503^2 + 9949362^2 .

It is a cyclic number.

It is not a de Polignac number, because 211212110018053 - 2⁹ = 211212110017541 is a prime.

It is a super-2 number, since 2×211212110018053² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (211212110018093) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 105606055009026 + 105606055009027.

It is an arithmetic number, because the mean of its divisors is an integer number (105606055009027).

Almost surely, 2^{211212110018053} is an apocalyptic number.

It is an amenable number.

211212110018053 is a deficient number, since it is larger than the sum of its proper divisors (1).

211212110018053 is an equidigital number, since it uses as much as digits as its factorization.

211212110018053 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 960, while the sum is 28.

The spelling of 211212110018053 in words is "two hundred eleven trillion, two hundred twelve billion, one hundred ten million, eighteen thousand, fifty-three".