13212321101131 has 2 divisors, whose sum is σ = 13212321101132. Its totient is φ = 13212321101130.

The previous prime is 13212321101123. The next prime is 13212321101137. The reversal of 13212321101131 is 13110112321231.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 13212321101131 - 2³ = 13212321101123 is a prime.

It is a super-2 number, since 2×13212321101131² (a number of 27 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (13212321101137) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6606160550565 + 6606160550566.

It is an arithmetic number, because the mean of its divisors is an integer number (6606160550566).

Almost surely, 2^{13212321101131} is an apocalyptic number.

13212321101131 is a deficient number, since it is larger than the sum of its proper divisors (1).

13212321101131 is an equidigital number, since it uses as much as digits as its factorization.

13212321101131 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 216, while the sum is 22.

Adding to 13212321101131 its reverse (13110112321231), we get a palindrome (26322433422362).

The spelling of 13212321101131 in words is "thirteen trillion, two hundred twelve billion, three hundred twenty-one million, one hundred one thousand, one hundred thirty-one".