140213134132213 has 4 divisors (see below), whose sum is σ = 140213780573068. Its totient is φ = 140212487691360.

The previous prime is 140213134132189. The next prime is 140213134132237. The reversal of 140213134132213 is 312231431312041.

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

It is an interprime number because it is at equal distance from previous prime (140213134132189) and next prime (140213134132237).

It can be written as a sum of positive squares in 2 ways, for example, as 116384892441489 + 23828241690724 = 10788183^2 + 4881418^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-140213134132213 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (140213134132283) 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, 322894968 + ... + 323328913.

It is an arithmetic number, because the mean of its divisors is an integer number (35053445143267).

Almost surely, 2^{140213134132213} is an apocalyptic number.

It is an amenable number.

140213134132213 is a deficient number, since it is larger than the sum of its proper divisors (646440855).

140213134132213 is an equidigital number, since it uses as much as digits as its factorization.

140213134132213 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 646440854.

The product of its (nonzero) digits is 10368, while the sum is 31.

Adding to 140213134132213 its reverse (312231431312041), we get a palindrome (452444565444254).

The spelling of 140213134132213 in words is "one hundred forty trillion, two hundred thirteen billion, one hundred thirty-four million, one hundred thirty-two thousand, two hundred thirteen".