121241212400211 has 8 divisors (see below), whose sum is σ = 164705043260880. Its totient is φ = 79302428236512.

The previous prime is 121241212400179. The next prime is 121241212400227. The reversal of 121241212400211 is 112004212142121.

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

It is not a de Polignac number, because 121241212400211 - 2⁵ = 121241212400179 is a prime.

It is not an unprimeable number, because it can be changed into a prime (121241212000211) 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, 381261674056 + ... + 381261674373.

It is an arithmetic number, because the mean of its divisors is an integer number (20588130407610).

Almost surely, 2^{121241212400211} is an apocalyptic number.

121241212400211 is a deficient number, since it is larger than the sum of its proper divisors (43463830860669).

121241212400211 is an equidigital number, since it uses as much as digits as its factorization.

121241212400211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 762523348485.

The product of its (nonzero) digits is 512, while the sum is 24.

Adding to 121241212400211 its reverse (112004212142121), we get a palindrome (233245424542332).

The spelling of 121241212400211 in words is "one hundred twenty-one trillion, two hundred forty-one billion, two hundred twelve million, four hundred thousand, two hundred eleven".