131212342203 has 8 divisors (see below), whose sum is σ = 179678162448. Its totient is φ = 85110708384.

The previous prime is 131212342199. The next prime is 131212342211. The reversal of 131212342203 is 302243212131.

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

It is not a de Polignac number, because 131212342203 - 2² = 131212342199 is a prime.

It is not an unprimeable number, because it can be changed into a prime (131212342243) 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, 591046476 + ... + 591046697.

It is an arithmetic number, because the mean of its divisors is an integer number (22459770306).

Almost surely, 2^131212342203 is an apocalyptic number.

131212342203 is a deficient number, since it is larger than the sum of its proper divisors (48465820245).

131212342203 is a wasteful number, since it uses less digits than its factorization.

131212342203 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1182093213.

The product of its (nonzero) digits is 1728, while the sum is 24.

Adding to 131212342203 its reverse (302243212131), we get a palindrome (433455554334).

The spelling of 131212342203 in words is "one hundred thirty-one billion, two hundred twelve million, three hundred forty-two thousand, two hundred three".