13500211212031 has 2 divisors, whose sum is σ = 13500211212032. Its totient is φ = 13500211212030.

The previous prime is 13500211212017. The next prime is 13500211212043. The reversal of 13500211212031 is 13021211200531.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 13500211212031 - 2⁹ = 13500211211519 is a prime.

It is a super-2 number, since 2×13500211212031² (a number of 27 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 13500211211993 and 13500211212011.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13500211212331) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6750105606015 + 6750105606016.

It is an arithmetic number, because the mean of its divisors is an integer number (6750105606016).

Almost surely, 2^{13500211212031} is an apocalyptic number.

13500211212031 is a deficient number, since it is larger than the sum of its proper divisors (1).

13500211212031 is an equidigital number, since it uses as much as digits as its factorization.

13500211212031 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 360, while the sum is 22.

Adding to 13500211212031 its reverse (13021211200531), we get a palindrome (26521422412562).

The spelling of 13500211212031 in words is "thirteen trillion, five hundred billion, two hundred eleven million, two hundred twelve thousand, thirty-one".