1200100000211 has 6 divisors (see below), whose sum is σ = 1396034694180. Its totient is φ = 1028657142996.

The previous prime is 1200100000193. The next prime is 1200100000259. The reversal of 1200100000211 is 1120000010021.

It is not a de Polignac number, because 1200100000211 - 2²⁶ = 1200032891347 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1200100000261) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 12245918321 + ... + 12245918418.

It is an arithmetic number, because the mean of its divisors is an integer number (232672449030).

Almost surely, 2^{1200100000211} is an apocalyptic number.

1200100000211 is a deficient number, since it is larger than the sum of its proper divisors (195934693969).

1200100000211 is an equidigital number, since it uses as much as digits as its factorization.

1200100000211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24491836753 (or 24491836746 counting only the distinct ones).

The product of its (nonzero) digits is 4, while the sum is 8.

Adding to 1200100000211 its reverse (1120000010021), we get a palindrome (2320100010232).

The spelling of 1200100000211 in words is "one trillion, two hundred billion, one hundred million, two hundred eleven", and thus it is an aban number.