212021320201 has 2 divisors, whose sum is σ = 212021320202. Its totient is φ = 212021320200.

The previous prime is 212021320183. The next prime is 212021320219. The reversal of 212021320201 is 102023120212.

It is a happy number.

It is a balanced prime because it is at equal distance from previous prime (212021320183) and next prime (212021320219).

It can be written as a sum of positive squares in only one way, i.e., 210974862400 + 1046457801 = 459320^2 + 32349^2 .

It is a cyclic number.

It is not a de Polignac number, because 212021320201 - 2⁷ = 212021320073 is a prime.

It is a super-3 number, since 3×212021320201³ (a number of 35 digits) contains 333 as substring.

It is not a weakly prime, because it can be changed into another prime (212021320271) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 106010660100 + 106010660101.

It is an arithmetic number, because the mean of its divisors is an integer number (106010660101).

Almost surely, 2^212021320201 is an apocalyptic number.

It is an amenable number.

212021320201 is a deficient number, since it is larger than the sum of its proper divisors (1).

212021320201 is an equidigital number, since it uses as much as digits as its factorization.

212021320201 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 96, while the sum is 16.

Adding to 212021320201 its reverse (102023120212), we get a palindrome (314044440413).

The spelling of 212021320201 in words is "two hundred twelve billion, twenty-one million, three hundred twenty thousand, two hundred one".