121023112210211 has 4 divisors (see below), whose sum is σ = 121023273040632. Its totient is φ = 121022951379792.

The previous prime is 121023112210151. The next prime is 121023112210223. The reversal of 121023112210211 is 112012211320121.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 121023112210211 - 2²⁶ = 121023045101347 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (121023112210241) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 79281146 + ... + 80793231.

It is an arithmetic number, because the mean of its divisors is an integer number (30255818260158).

Almost surely, 2^{121023112210211} is an apocalyptic number.

121023112210211 is a deficient number, since it is larger than the sum of its proper divisors (160830421).

121023112210211 is an equidigital number, since it uses as much as digits as its factorization.

121023112210211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 160830420.

The product of its (nonzero) digits is 96, while the sum is 20.

Adding to 121023112210211 its reverse (112012211320121), we get a palindrome (233035323530332).

The spelling of 121023112210211 in words is "one hundred twenty-one trillion, twenty-three billion, one hundred twelve million, two hundred ten thousand, two hundred eleven".