340132043131213 has 4 divisors (see below), whose sum is σ = 340208357257980. Its totient is φ = 340055729004448.

The previous prime is 340132043131151. The next prime is 340132043131249. The reversal of 340132043131213 is 312131340231043.

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

It can be written as a sum of positive squares in 2 ways, for example, as 140032148256324 + 200099894874889 = 11833518^2 + 14145667^2 .

It is a cyclic number.

It is not a de Polignac number, because 340132043131213 - 2⁹ = 340132043130701 is a prime.

It is a super-2 number, since 2×340132043131213² (a number of 30 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (340132043131813) 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, 38157056698 + ... + 38157065611.

It is an arithmetic number, because the mean of its divisors is an integer number (85052089314495).

Almost surely, 2^{340132043131213} is an apocalyptic number.

It is an amenable number.

340132043131213 is a deficient number, since it is larger than the sum of its proper divisors (76314126767).

340132043131213 is an equidigital number, since it uses as much as digits as its factorization.

340132043131213 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 76314126766.

The product of its (nonzero) digits is 15552, while the sum is 31.

Adding to 340132043131213 its reverse (312131340231043), we get a palindrome (652263383362256).

The spelling of 340132043131213 in words is "three hundred forty trillion, one hundred thirty-two billion, forty-three million, one hundred thirty-one thousand, two hundred thirteen".