121110100012211 has 16 divisors (see below), whose sum is σ = 124620075141120. Its totient is φ = 117653208127200.

The previous prime is 121110100012189. The next prime is 121110100012229. The reversal of 121110100012211 is 112210001011121.

It is a cyclic number.

It is not a de Polignac number, because 121110100012211 - 2²⁶ = 121110032903347 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (121110100012241) 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, 16313555 + ... + 22546668.

It is an arithmetic number, because the mean of its divisors is an integer number (7788754696320).

Almost surely, 2^{121110100012211} is an apocalyptic number.

121110100012211 is a deficient number, since it is larger than the sum of its proper divisors (3509975128909).

121110100012211 is a wasteful number, since it uses less digits than its factorization.

121110100012211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38860906.

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

Adding to 121110100012211 its reverse (112210001011121), we get a palindrome (233320101023332).

The spelling of 121110100012211 in words is "one hundred twenty-one trillion, one hundred ten billion, one hundred million, twelve thousand, two hundred eleven".