211102110211001 has 2 divisors, whose sum is σ = 211102110211002. Its totient is φ = 211102110211000.

The previous prime is 211102110210991. The next prime is 211102110211037. The reversal of 211102110211001 is 100112011201112.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 158827417155625 + 52274693055376 = 12602675^2 + 7230124^2 .

It is a cyclic number.

It is not a de Polignac number, because 211102110211001 - 2³⁸ = 210827232304057 is a prime.

It is a super-2 number, since 2×211102110211001² (a number of 29 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (211102110271001) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 105551055105500 + 105551055105501.

It is an arithmetic number, because the mean of its divisors is an integer number (105551055105501).

Almost surely, 2^{211102110211001} is an apocalyptic number.

It is an amenable number.

211102110211001 is a deficient number, since it is larger than the sum of its proper divisors (1).

211102110211001 is an equidigital number, since it uses as much as digits as its factorization.

211102110211001 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 8, while the sum is 14.

Adding to 211102110211001 its reverse (100112011201112), we get a palindrome (311214121412113).

The spelling of 211102110211001 in words is "two hundred eleven trillion, one hundred two billion, one hundred ten million, two hundred eleven thousand, one".