212021121314 has 8 divisors (see below), whose sum is σ = 320057361948. Its totient is φ = 105335334000.

The previous prime is 212021121311. The next prime is 212021121331. The reversal of 212021121314 is 413121120212.

It can be written as a sum of positive squares in 2 ways, for example, as 209779572289 + 2241549025 = 458017^2 + 47345^2 .

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

It is not an unprimeable number, because it can be changed into a prime (212021121311) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 337612937 + ... + 337613564.

Almost surely, 2^212021121314 is an apocalyptic number.

212021121314 is a deficient number, since it is larger than the sum of its proper divisors (108036240634).

212021121314 is a wasteful number, since it uses less digits than its factorization.

212021121314 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 675226660.

The product of its (nonzero) digits is 192, while the sum is 20.

Adding to 212021121314 its reverse (413121120212), we get a palindrome (625142241526).

The spelling of 212021121314 in words is "two hundred twelve billion, twenty-one million, one hundred twenty-one thousand, three hundred fourteen".