1210002012211 has 4 divisors (see below), whose sum is σ = 1212121105624. Its totient is φ = 1207882918800.

The previous prime is 1210002012199. The next prime is 1210002012229. The reversal of 1210002012211 is 1122102000121.

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 1210002012211 - 2¹⁷ = 1210001881139 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1210002012191 and 1210002012200.

It is not an unprimeable number, because it can be changed into a prime (1210002012281) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1059545850 + ... + 1059546991.

It is an arithmetic number, because the mean of its divisors is an integer number (303030276406).

Almost surely, 2^{1210002012211} is an apocalyptic number.

1210002012211 is a deficient number, since it is larger than the sum of its proper divisors (2119093413).

1210002012211 is an equidigital number, since it uses as much as digits as its factorization.

1210002012211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2119093412.

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 1210002012211 its reverse (1122102000121), we get a palindrome (2332104012332).

The spelling of 1210002012211 in words is "one trillion, two hundred ten billion, two million, twelve thousand, two hundred eleven".