211002030101 has 2 divisors, whose sum is σ = 211002030102. Its totient is φ = 211002030100.

The previous prime is 211002030079. The next prime is 211002030121. The reversal of 211002030101 is 101030200112.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 203301792100 + 7700238001 = 450890^2 + 87751^2 .

It is a cyclic number.

It is not a de Polignac number, because 211002030101 - 2⁶ = 211002030037 is a prime.

It is a super-3 number, since 3×211002030101³ (a number of 35 digits) contains 333 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (211002030121) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 105501015050 + 105501015051.

It is an arithmetic number, because the mean of its divisors is an integer number (105501015051).

Almost surely, 2^211002030101 is an apocalyptic number.

It is an amenable number.

211002030101 is a deficient number, since it is larger than the sum of its proper divisors (1).

211002030101 is an equidigital number, since it uses as much as digits as its factorization.

211002030101 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 12, while the sum is 11.

Adding to 211002030101 its reverse (101030200112), we get a palindrome (312032230213).

The spelling of 211002030101 in words is "two hundred eleven billion, two million, thirty thousand, one hundred one".