211200110000057 has 2 divisors, whose sum is σ = 211200110000058. Its totient is φ = 211200110000056.

The previous prime is 211200110000029. The next prime is 211200110000081. The reversal of 211200110000057 is 750000011002112.

It is a happy number.

211200110000057 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 201669423473296 + 9530686526761 = 14201036^2 + 3087181^2 .

It is a cyclic number.

It is not a de Polignac number, because 211200110000057 - 2²⁴ = 211200093222841 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 211200109999993 and 211200110000038.

It is not a weakly prime, because it can be changed into another prime (211200110000017) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 105600055000028 + 105600055000029.

It is an arithmetic number, because the mean of its divisors is an integer number (105600055000029).

Almost surely, 2^{211200110000057} is an apocalyptic number.

It is an amenable number.

211200110000057 is a deficient number, since it is larger than the sum of its proper divisors (1).

211200110000057 is an equidigital number, since it uses as much as digits as its factorization.

211200110000057 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 140, while the sum is 20.

Adding to 211200110000057 its reverse (750000011002112), we get a palindrome (961200121002169).

The spelling of 211200110000057 in words is "two hundred eleven trillion, two hundred billion, one hundred ten million, fifty-seven", and thus it is an aban number.