131234402211 has 8 divisors (see below), whose sum is σ = 190886403264. Its totient is φ = 79536001320.

The previous prime is 131234402161. The next prime is 131234402227. The reversal of 131234402211 is 112204432131.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 131234402211 - 2⁶ = 131234402147 is a prime.

It is not an unprimeable number, because it can be changed into a prime (131234402231) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1988400001 + ... + 1988400066.

It is an arithmetic number, because the mean of its divisors is an integer number (23860800408).

Almost surely, 2^131234402211 is an apocalyptic number.

131234402211 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

131234402211 is a deficient number, since it is larger than the sum of its proper divisors (59652001053).

131234402211 is a wasteful number, since it uses less digits than its factorization.

131234402211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3976800081.

The product of its (nonzero) digits is 1152, while the sum is 24.

Adding to 131234402211 its reverse (112204432131), we get a palindrome (243438834342).

The spelling of 131234402211 in words is "one hundred thirty-one billion, two hundred thirty-four million, four hundred two thousand, two hundred eleven".