13200202144531 has 4 divisors (see below), whose sum is σ = 13202998209864. Its totient is φ = 13197406079200.

The previous prime is 13200202144489. The next prime is 13200202144543. The reversal of 13200202144531 is 13544120200231.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 13200202144531 - 2²³ = 13200193755923 is a prime.

It is a super-2 number, since 2×13200202144531² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 13200202144531.

It is not an unprimeable number, because it can be changed into a prime (13200208144531) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1398025585 + ... + 1398035026.

It is an arithmetic number, because the mean of its divisors is an integer number (3300749552466).

Almost surely, 2^{13200202144531} is an apocalyptic number.

13200202144531 is a deficient number, since it is larger than the sum of its proper divisors (2796065333).

13200202144531 is an equidigital number, since it uses as much as digits as its factorization.

13200202144531 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2796065332.

The product of its (nonzero) digits is 5760, while the sum is 28.

Adding to 13200202144531 its reverse (13544120200231), we get a palindrome (26744322344762).

The spelling of 13200202144531 in words is "thirteen trillion, two hundred billion, two hundred two million, one hundred forty-four thousand, five hundred thirty-one".