201021021012211 has 2 divisors, whose sum is σ = 201021021012212. Its totient is φ = 201021021012210.

The previous prime is 201021021012193. The next prime is 201021021012293. The reversal of 201021021012211 is 112210120120102.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 201021021012211 - 2⁴¹ = 198821997756659 is a prime.

It is a super-2 number, since 2×201021021012211² (a number of 29 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (201021021012611) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100510510506105 + 100510510506106.

It is an arithmetic number, because the mean of its divisors is an integer number (100510510506106).

Almost surely, 2^{201021021012211} is an apocalyptic number.

201021021012211 is a deficient number, since it is larger than the sum of its proper divisors (1).

201021021012211 is an equidigital number, since it uses as much as digits as its factorization.

201021021012211 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 16.

Adding to 201021021012211 its reverse (112210120120102), we get a palindrome (313231141132313).

The spelling of 201021021012211 in words is "two hundred one trillion, twenty-one billion, twenty-one million, twelve thousand, two hundred eleven".