210020111200201 has 2 divisors, whose sum is σ = 210020111200202. Its totient is φ = 210020111200200.

The previous prime is 210020111200157. The next prime is 210020111200243. The reversal of 210020111200201 is 102002111020012.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 139292869017600 + 70727242182601 = 11802240^2 + 8409949^2 .

It is a cyclic number.

It is not a de Polignac number, because 210020111200201 - 2²³ = 210020102811593 is a prime.

It is not a weakly prime, because it can be changed into another prime (210020111200901) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 105010055600100 + 105010055600101.

It is an arithmetic number, because the mean of its divisors is an integer number (105010055600101).

Almost surely, 2^{210020111200201} is an apocalyptic number.

It is an amenable number.

210020111200201 is a deficient number, since it is larger than the sum of its proper divisors (1).

210020111200201 is an equidigital number, since it uses as much as digits as its factorization.

210020111200201 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 210020111200201 its reverse (102002111020012), we get a palindrome (312022222220213).

The spelling of 210020111200201 in words is "two hundred ten trillion, twenty billion, one hundred eleven million, two hundred thousand, two hundred one".