2102101201201 has 2 divisors, whose sum is σ = 2102101201202. Its totient is φ = 2102101201200.

The previous prime is 2102101201139. The next prime is 2102101201219. The reversal of 2102101201201 is 1021021012012.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1890077789601 + 212023411600 = 1374801^2 + 460460^2 .

It is a cyclic number.

It is not a de Polignac number, because 2102101201201 - 2⁷ = 2102101201073 is a prime.

It is not a weakly prime, because it can be changed into another prime (2102101201241) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1051050600600 + 1051050600601.

It is an arithmetic number, because the mean of its divisors is an integer number (1051050600601).

Almost surely, 2^{2102101201201} is an apocalyptic number.

It is an amenable number.

2102101201201 is a deficient number, since it is larger than the sum of its proper divisors (1).

2102101201201 is an equidigital number, since it uses as much as digits as its factorization.

2102101201201 is an odious number, because the sum of its binary digits is odd.

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

Adding to 2102101201201 its reverse (1021021012012), we get a palindrome (3123122213213).

The spelling of 2102101201201 in words is "two trillion, one hundred two billion, one hundred one million, two hundred one thousand, two hundred one".