13112021103211 has 2 divisors, whose sum is σ = 13112021103212. Its totient is φ = 13112021103210.

The previous prime is 13112021103109. The next prime is 13112021103229. The reversal of 13112021103211 is 11230112021131.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 13112021103211 - 2⁹ = 13112021102699 is a prime.

It is a super-2 number, since 2×13112021103211² (a number of 27 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (13112021113211) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6556010551605 + 6556010551606.

It is an arithmetic number, because the mean of its divisors is an integer number (6556010551606).

Almost surely, 2^{13112021103211} is an apocalyptic number.

13112021103211 is a deficient number, since it is larger than the sum of its proper divisors (1).

13112021103211 is an equidigital number, since it uses as much as digits as its factorization.

13112021103211 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 72, while the sum is 19.

Adding to 13112021103211 its reverse (11230112021131), we get a palindrome (24342133124342).

The spelling of 13112021103211 in words is "thirteen trillion, one hundred twelve billion, twenty-one million, one hundred three thousand, two hundred eleven".