212231164517349 has 8 divisors (see below), whose sum is σ = 283181890334400. Its totient is φ = 141383940855936.

The previous prime is 212231164517297. The next prime is 212231164517369. The reversal of 212231164517349 is 943715461132212.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 212231164517349 - 2⁷ = 212231164517221 is a prime.

It is a super-2 number, since 2×212231164517349² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (212231164517369) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 25875534124 + ... + 25875542325.

It is an arithmetic number, because the mean of its divisors is an integer number (35397736291800).

Almost surely, 2^{212231164517349} is an apocalyptic number.

It is an amenable number.

212231164517349 is a deficient number, since it is larger than the sum of its proper divisors (70950725817051).

212231164517349 is a wasteful number, since it uses less digits than its factorization.

212231164517349 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51751077819.

The product of its digits is 2177280, while the sum is 51.

The spelling of 212231164517349 in words is "two hundred twelve trillion, two hundred thirty-one billion, one hundred sixty-four million, five hundred seventeen thousand, three hundred forty-nine".