210212000001121 has 2 divisors, whose sum is σ = 210212000001122. Its totient is φ = 210212000001120.

The previous prime is 210212000001109. The next prime is 210212000001151. The reversal of 210212000001121 is 121100000212012.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 206908402944721 + 3303597056400 = 14384311^2 + 1817580^2 .

It is a cyclic number.

It is not a de Polignac number, because 210212000001121 - 2¹⁹ = 210211999476833 is a prime.

It is not a weakly prime, because it can be changed into another prime (210212000001151) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 105106000000560 + 105106000000561.

It is an arithmetic number, because the mean of its divisors is an integer number (105106000000561).

Almost surely, 2^{210212000001121} is an apocalyptic number.

It is an amenable number.

210212000001121 is a deficient number, since it is larger than the sum of its proper divisors (1).

210212000001121 is an equidigital number, since it uses as much as digits as its factorization.

210212000001121 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 210212000001121 its reverse (121100000212012), we get a palindrome (331312000213133).

The spelling of 210212000001121 in words is "two hundred ten trillion, two hundred twelve billion, one thousand, one hundred twenty-one".