215325061141213 has 4 divisors (see below), whose sum is σ = 215975590027168. Its totient is φ = 214674532255260.

The previous prime is 215325061141199. The next prime is 215325061141243. The reversal of 215325061141213 is 312141160523512.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-215325061141213 is a prime.

It is a super-2 number, since 2×215325061141213² (a number of 29 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 (215325061141243) 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, 325264442481 + ... + 325264443142.

It is an arithmetic number, because the mean of its divisors is an integer number (53993897506792).

Almost surely, 2^{215325061141213} is an apocalyptic number.

It is an amenable number.

215325061141213 is a deficient number, since it is larger than the sum of its proper divisors (650528885955).

215325061141213 is an equidigital number, since it uses as much as digits as its factorization.

215325061141213 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 650528885954.

The product of its (nonzero) digits is 43200, while the sum is 37.

The spelling of 215325061141213 in words is "two hundred fifteen trillion, three hundred twenty-five billion, sixty-one million, one hundred forty-one thousand, two hundred thirteen".