212140030113224 has 32 divisors (see below), whose sum is σ = 405268726413240. Its totient is φ = 104068381747200.

The previous prime is 212140030113223. The next prime is 212140030113229. The reversal of 212140030113224 is 422311030041212.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 121427396748100 + 90712633365124 = 11019410^2 + 9524318^2 .

It is a junction number, because it is equal to n+sod(n) for n = 212140030113193 and 212140030113202.

It is not an unprimeable number, because it can be changed into a prime (212140030113223) 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, 211228094 + ... + 212230034.

Almost surely, 2^{212140030113224} is an apocalyptic number.

It is an amenable number.

212140030113224 is a deficient number, since it is larger than the sum of its proper divisors (193128696300016).

212140030113224 is a wasteful number, since it uses less digits than its factorization.

212140030113224 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1501361 (or 1501357 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 26.

Adding to 212140030113224 its reverse (422311030041212), we get a palindrome (634451060154436).

The spelling of 212140030113224 in words is "two hundred twelve trillion, one hundred forty billion, thirty million, one hundred thirteen thousand, two hundred twenty-four".