13531202219 has 2 divisors, whose sum is σ = 13531202220. Its totient is φ = 13531202218.

The previous prime is 13531202177. The next prime is 13531202231. The reversal of 13531202219 is 91220213531.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 13531202219 - 2¹² = 13531198123 is a prime.

It is a super-2 number, since 2×13531202219² (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 13531202191 and 13531202200.

It is not a weakly prime, because it can be changed into another prime (13531202299) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6765601109 + 6765601110.

It is an arithmetic number, because the mean of its divisors is an integer number (6765601110).

Almost surely, 2^13531202219 is an apocalyptic number.

13531202219 is a deficient number, since it is larger than the sum of its proper divisors (1).

13531202219 is an equidigital number, since it uses as much as digits as its factorization.

13531202219 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3240, while the sum is 29.

The spelling of 13531202219 in words is "thirteen billion, five hundred thirty-one million, two hundred two thousand, two hundred nineteen".