10001211241321 has 16 divisors (see below), whose sum is σ = 10466179516800. Its totient is φ = 9544895640448.

The previous prime is 10001211241309. The next prime is 10001211241331. The reversal of 10001211241321 is 12314211210001.

It is a cyclic number.

It is not a de Polignac number, because 10001211241321 - 2¹⁹ = 10001210717033 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10001211241331) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4901500 + ... + 6635293.

It is an arithmetic number, because the mean of its divisors is an integer number (654136219800).

Almost surely, 2^{10001211241321} is an apocalyptic number.

It is an amenable number.

10001211241321 is a deficient number, since it is larger than the sum of its proper divisors (464968275479).

10001211241321 is a wasteful number, since it uses less digits than its factorization.

10001211241321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11537168.

The product of its (nonzero) digits is 96, while the sum is 19.

Adding to 10001211241321 its reverse (12314211210001), we get a palindrome (22315422451322).

The spelling of 10001211241321 in words is "ten trillion, one billion, two hundred eleven million, two hundred forty-one thousand, three hundred twenty-one".