211102002011121 has 32 divisors (see below), whose sum is σ = 316681534767360. Its totient is φ = 124110817484544.

The previous prime is 211102002011059. The next prime is 211102002011123. The reversal of 211102002011121 is 121110200201112.

It is a happy number.

It is not a de Polignac number, because 211102002011121 - 2⁶ = 211102002011057 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 211102002011121.

It is not an unprimeable number, because it can be changed into a prime (211102002011123) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 141199846 + ... + 142687071.

It is an arithmetic number, because the mean of its divisors is an integer number (9896297961480).

Almost surely, 2^{211102002011121} is an apocalyptic number.

It is an amenable number.

211102002011121 is a deficient number, since it is larger than the sum of its proper divisors (105579532756239).

211102002011121 is a wasteful number, since it uses less digits than its factorization.

211102002011121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 283887785.

The product of its (nonzero) digits is 16, while the sum is 15.

Adding to 211102002011121 its reverse (121110200201112), we get a palindrome (332212202212233).

The spelling of 211102002011121 in words is "two hundred eleven trillion, one hundred two billion, two million, eleven thousand, one hundred twenty-one".