10001321211 has 8 divisors (see below), whose sum is σ = 15240108544. Its totient is φ = 5715040680.

The previous prime is 10001321191. The next prime is 10001321249. The reversal of 10001321211 is 11212310001.

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

It is not a de Polignac number, because 10001321211 - 2⁹ = 10001320699 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10001321111) 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, 238126675 + ... + 238126716.

It is an arithmetic number, because the mean of its divisors is an integer number (1905013568).

Almost surely, 2^10001321211 is an apocalyptic number.

10001321211 is a deficient number, since it is larger than the sum of its proper divisors (5238787333).

10001321211 is an equidigital number, since it uses as much as digits as its factorization.

10001321211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 476253401.

The product of its (nonzero) digits is 12, while the sum is 12.

Adding to 10001321211 its reverse (11212310001), we get a palindrome (21213631212).

The spelling of 10001321211 in words is "ten billion, one million, three hundred twenty-one thousand, two hundred eleven".