10001220201311 has 2 divisors, whose sum is σ = 10001220201312. Its totient is φ = 10001220201310.

The previous prime is 10001220201299. The next prime is 10001220201389. The reversal of 10001220201311 is 11310202210001.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 10001220201311 - 2³⁸ = 9726342294367 is a prime.

It is a super-2 number, since 2×10001220201311² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (10001220201211) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5000610100655 + 5000610100656.

It is an arithmetic number, because the mean of its divisors is an integer number (5000610100656).

Almost surely, 2^{10001220201311} is an apocalyptic number.

10001220201311 is a deficient number, since it is larger than the sum of its proper divisors (1).

10001220201311 is an equidigital number, since it uses as much as digits as its factorization.

10001220201311 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 24, while the sum is 14.

Adding to 10001220201311 its reverse (11310202210001), we get a palindrome (21311422411312).

The spelling of 10001220201311 in words is "ten trillion, one billion, two hundred twenty million, two hundred one thousand, three hundred eleven".