121210010020211 has 8 divisors (see below), whose sum is σ = 139897267577184. Its totient is φ = 102865637923200.

The previous prime is 121210010020091. The next prime is 121210010020213. The reversal of 121210010020211 is 112020010012121.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-121210010020211 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (121210010020213) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 85721364230 + ... + 85721365643.

It is an arithmetic number, because the mean of its divisors is an integer number (17487158447148).

Almost surely, 2^{121210010020211} is an apocalyptic number.

121210010020211 is a deficient number, since it is larger than the sum of its proper divisors (18687257556973).

121210010020211 is a wasteful number, since it uses less digits than its factorization.

121210010020211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 171442729981.

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 121210010020211 its reverse (112020010012121), we get a palindrome (233230020032332).

The spelling of 121210010020211 in words is "one hundred twenty-one trillion, two hundred ten billion, ten million, twenty thousand, two hundred eleven".