131212000214340 has 96 divisors (see below), whose sum is σ = 368467014921600. Its totient is φ = 34887648070656.

The previous prime is 131212000214329. The next prime is 131212000214371. The reversal of 131212000214340 is 43412000212131.

It is a self number, because there is not a number n which added to its sum of digits gives 131212000214340.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 393358707 + ... + 393692133.

It is an arithmetic number, because the mean of its divisors is an integer number (3838198072100).

Almost surely, 2^{131212000214340} is an apocalyptic number.

131212000214340 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

131212000214340 is an abundant number, since it is smaller than the sum of its proper divisors (237255014707260).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

131212000214340 is a wasteful number, since it uses less digits than its factorization.

131212000214340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 352581 (or 352579 counting only the distinct ones).

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

Adding to 131212000214340 its reverse (43412000212131), we get a palindrome (174624000426471).

The spelling of 131212000214340 in words is "one hundred thirty-one trillion, two hundred twelve billion, two hundred fourteen thousand, three hundred forty".