10122111201211 has 16 divisors (see below), whose sum is σ = 10667247621120. Its totient is φ = 9586204024320.

The previous prime is 10122111201203. The next prime is 10122111201253. The reversal of 10122111201211 is 11210211122101.

It is a cyclic number.

It is not a de Polignac number, because 10122111201211 - 2³ = 10122111201203 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10122111201011) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4466851 + ... + 6340108.

It is an arithmetic number, because the mean of its divisors is an integer number (666702976320).

Almost surely, 2^{10122111201211} is an apocalyptic number.

10122111201211 is a deficient number, since it is larger than the sum of its proper divisors (545136419909).

10122111201211 is a wasteful number, since it uses less digits than its factorization.

10122111201211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10807386.

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

Adding to 10122111201211 its reverse (11210211122101), we get a palindrome (21332322323312).

The spelling of 10122111201211 in words is "ten trillion, one hundred twenty-two billion, one hundred eleven million, two hundred one thousand, two hundred eleven".