212340423411231 has 8 divisors (see below), whose sum is σ = 287919218184960. Its totient is φ = 139160955455832.

The previous prime is 212340423411197. The next prime is 212340423411289. The reversal of 212340423411231 is 132114324043212.

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

It is not a de Polignac number, because 212340423411231 - 2¹⁰ = 212340423410207 is a prime.

It is a super-2 number, since 2×212340423411231² (a number of 29 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 212340423411192 and 212340423411201.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (212340423411731) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 599831704375 + ... + 599831704728.

It is an arithmetic number, because the mean of its divisors is an integer number (35989902273120).

Almost surely, 2^{212340423411231} is an apocalyptic number.

212340423411231 is a deficient number, since it is larger than the sum of its proper divisors (75578794773729).

212340423411231 is a wasteful number, since it uses less digits than its factorization.

212340423411231 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1199663409165.

The product of its (nonzero) digits is 27648, while the sum is 33.

Adding to 212340423411231 its reverse (132114324043212), we get a palindrome (344454747454443).

The spelling of 212340423411231 in words is "two hundred twelve trillion, three hundred forty billion, four hundred twenty-three million, four hundred eleven thousand, two hundred thirty-one".