121313001120211 has 4 divisors (see below), whose sum is σ = 125226323737024. Its totient is φ = 117399678503400.

The previous prime is 121313001120209. The next prime is 121313001120217. The reversal of 121313001120211 is 112021100313121.

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 121313001120211 - 2¹ = 121313001120209 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (121313001120217) 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, 1956661308360 + ... + 1956661308421.

It is an arithmetic number, because the mean of its divisors is an integer number (31306580934256).

Almost surely, 2^{121313001120211} is an apocalyptic number.

121313001120211 is a deficient number, since it is larger than the sum of its proper divisors (3913322616813).

121313001120211 is an equidigital number, since it uses as much as digits as its factorization.

121313001120211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3913322616812.

The product of its (nonzero) digits is 72, while the sum is 19.

Adding to 121313001120211 its reverse (112021100313121), we get a palindrome (233334101433332).

The spelling of 121313001120211 in words is "one hundred twenty-one trillion, three hundred thirteen billion, one million, one hundred twenty thousand, two hundred eleven".