10001211111201 has 16 divisors (see below), whose sum is σ = 14121313243200. Its totient is φ = 6274400214528.

The previous prime is 10001211111197. The next prime is 10001211111257. The reversal of 10001211111201 is 10211111210001.

It is not a de Polignac number, because 10001211111201 - 2² = 10001211111197 is a prime.

It is not an unprimeable number, because it can be changed into a prime (10001211111271) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 13214196 + ... + 13950533.

It is an arithmetic number, because the mean of its divisors is an integer number (882582077700).

Almost surely, 2^{10001211111201} is an apocalyptic number.

It is an amenable number.

10001211111201 is a deficient number, since it is larger than the sum of its proper divisors (4120102131999).

10001211111201 is a wasteful number, since it uses less digits than its factorization.

10001211111201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27171968.

The product of its (nonzero) digits is 4, while the sum is 12.

Adding to 10001211111201 its reverse (10211111210001), we get a palindrome (20212322321202).

The spelling of 10001211111201 in words is "ten trillion, one billion, two hundred eleven million, one hundred eleven thousand, two hundred one".