2132120230213 has 4 divisors (see below), whose sum is σ = 2151680966380. Its totient is φ = 2112559494048.

The previous prime is 2132120230183. The next prime is 2132120230223. The reversal of 2132120230213 is 3120320212312.

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 1347182705124 + 784937525089 = 1160682^2 + 885967^2 .

It is a cyclic number.

It is not a de Polignac number, because 2132120230213 - 2³⁷ = 1994681276741 is a prime.

It is a super-2 number, since 2×2132120230213² (a number of 25 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 (2132120230223) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9780367920 + ... + 9780368137.

It is an arithmetic number, because the mean of its divisors is an integer number (537920241595).

Almost surely, 2^{2132120230213} is an apocalyptic number.

It is an amenable number.

2132120230213 is a deficient number, since it is larger than the sum of its proper divisors (19560736167).

2132120230213 is a wasteful number, since it uses less digits than its factorization.

2132120230213 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19560736166.

The product of its (nonzero) digits is 864, while the sum is 22.

Adding to 2132120230213 its reverse (3120320212312), we get a palindrome (5252440442525).

The spelling of 2132120230213 in words is "two trillion, one hundred thirty-two billion, one hundred twenty million, two hundred thirty thousand, two hundred thirteen".