1000211201211 has 4 divisors (see below), whose sum is σ = 1333614934952. Its totient is φ = 666807467472.

The previous prime is 1000211201207. The next prime is 1000211201243. The reversal of 1000211201211 is 1121021120001.

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

It is not a de Polignac number, because 1000211201211 - 2² = 1000211201207 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1000211201261) 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, 166701866866 + ... + 166701866871.

It is an arithmetic number, because the mean of its divisors is an integer number (333403733738).

Almost surely, 2^{1000211201211} is an apocalyptic number.

1000211201211 is a deficient number, since it is larger than the sum of its proper divisors (333403733741).

1000211201211 is an equidigital number, since it uses as much as digits as its factorization.

1000211201211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 333403733740.

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

Adding to 1000211201211 its reverse (1121021120001), we get a palindrome (2121232321212).

The spelling of 1000211201211 in words is "one trillion, two hundred eleven million, two hundred one thousand, two hundred eleven".