10211201211 has 4 divisors (see below), whose sum is σ = 13614934952. Its totient is φ = 6807467472.

The previous prime is 10211201177. The next prime is 10211201239. The reversal of 10211201211 is 11210211201.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 10211201211 - 2⁷ = 10211201083 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10211201111) 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, 1701866866 + ... + 1701866871.

It is an arithmetic number, because the mean of its divisors is an integer number (3403733738).

Almost surely, 2^10211201211 is an apocalyptic number.

10211201211 is a deficient number, since it is larger than the sum of its proper divisors (3403733741).

10211201211 is an equidigital number, since it uses as much as digits as its factorization.

10211201211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3403733740.

The product of its (nonzero) digits is 8, while the sum is 12.

Adding to 10211201211 its reverse (11210211201), we get a palindrome (21421412412).

The spelling of 10211201211 in words is "ten billion, two hundred eleven million, two hundred one thousand, two hundred eleven".