10421204052211 has 4 divisors (see below), whose sum is σ = 10874299880592. Its totient is φ = 9968108223832.

The previous prime is 10421204052209. The next prime is 10421204052221. The reversal of 10421204052211 is 11225040212401.

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 10421204052211 - 2¹ = 10421204052209 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10421204052221) 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, 226547914156 + ... + 226547914201.

It is an arithmetic number, because the mean of its divisors is an integer number (2718574970148).

Almost surely, 2^{10421204052211} is an apocalyptic number.

10421204052211 is a deficient number, since it is larger than the sum of its proper divisors (453095828381).

10421204052211 is an equidigital number, since it uses as much as digits as its factorization.

10421204052211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 453095828380.

The product of its (nonzero) digits is 1280, while the sum is 25.

Adding to 10421204052211 its reverse (11225040212401), we get a palindrome (21646244264612).

The spelling of 10421204052211 in words is "ten trillion, four hundred twenty-one billion, two hundred four million, fifty-two thousand, two hundred eleven".