12206031531411 has 4 divisors (see below), whose sum is σ = 16274708708552. Its totient is φ = 8137354354272.

The previous prime is 12206031531409. The next prime is 12206031531479. The reversal of 12206031531411 is 11413513060221.

12206031531411 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is not a de Polignac number, because 12206031531411 - 2¹ = 12206031531409 is a prime.

It is a super-3 number, since 3×12206031531411³ (a number of 40 digits) contains 333 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12206031531011) 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, 2034338588566 + ... + 2034338588571.

It is an arithmetic number, because the mean of its divisors is an integer number (4068677177138).

Almost surely, 2^{12206031531411} is an apocalyptic number.

12206031531411 is a deficient number, since it is larger than the sum of its proper divisors (4068677177141).

12206031531411 is an equidigital number, since it uses as much as digits as its factorization.

12206031531411 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4068677177140.

The product of its (nonzero) digits is 4320, while the sum is 30.

Adding to 12206031531411 its reverse (11413513060221), we get a palindrome (23619544591632).

The spelling of 12206031531411 in words is "twelve trillion, two hundred six billion, thirty-one million, five hundred thirty-one thousand, four hundred eleven".