212010220102001 has 2 divisors, whose sum is σ = 212010220102002. Its totient is φ = 212010220102000.

The previous prime is 212010220101959. The next prime is 212010220102027. The reversal of 212010220102001 is 100201022010212.

212010220102001 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., 210968391612001 + 1041828490000 = 14524751^2 + 1020700^2 .

It is a cyclic number.

It is not a de Polignac number, because 212010220102001 - 2¹⁰ = 212010220100977 is a prime.

It is not a weakly prime, because it can be changed into another prime (212010220102081) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 106005110051000 + 106005110051001.

It is an arithmetic number, because the mean of its divisors is an integer number (106005110051001).

Almost surely, 2^{212010220102001} is an apocalyptic number.

It is an amenable number.

212010220102001 is a deficient number, since it is larger than the sum of its proper divisors (1).

212010220102001 is an equidigital number, since it uses as much as digits as its factorization.

212010220102001 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 212010220102001 its reverse (100201022010212), we get a palindrome (312211242112213).

The spelling of 212010220102001 in words is "two hundred twelve trillion, ten billion, two hundred twenty million, one hundred two thousand, one".