10001210201211 has 4 divisors (see below), whose sum is σ = 13334946934952. Its totient is φ = 6667473467472.

The previous prime is 10001210201153. The next prime is 10001210201233. The reversal of 10001210201211 is 11210201210001.

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

It is not a de Polignac number, because 10001210201211 - 2¹⁷ = 10001210070139 is a prime.

It is a super-2 number, since 2×10001210201211² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10001210201011) 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, 1666868366866 + ... + 1666868366871.

It is an arithmetic number, because the mean of its divisors is an integer number (3333736733738).

Almost surely, 2^{10001210201211} is an apocalyptic number.

10001210201211 is a deficient number, since it is larger than the sum of its proper divisors (3333736733741).

10001210201211 is an equidigital number, since it uses as much as digits as its factorization.

10001210201211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3333736733740.

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

Adding to 10001210201211 its reverse (11210201210001), we get a palindrome (21211411411212).

The spelling of 10001210201211 in words is "ten trillion, one billion, two hundred ten million, two hundred one thousand, two hundred eleven".