21212330323022 has 8 divisors (see below), whose sum is σ = 32221261250400. Its totient is φ = 10471909906224.

The previous prime is 21212330323013. The next prime is 21212330323031. The reversal of 21212330323022 is 22032303321212.

It is an interprime number because it is at equal distance from previous prime (21212330323013) and next prime (21212330323031).

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

It is a junction number, because it is equal to n+sod(n) for n = 21212330322982 and 21212330323000.

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 67127627447 + ... + 67127627762.

It is an arithmetic number, because the mean of its divisors is an integer number (4027657656300).

Almost surely, 2^{21212330323022} is an apocalyptic number.

21212330323022 is a deficient number, since it is larger than the sum of its proper divisors (11008930927378).

21212330323022 is a wasteful number, since it uses less digits than its factorization.

21212330323022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 134255255290.

The product of its (nonzero) digits is 5184, while the sum is 26.

Adding to 21212330323022 its reverse (22032303321212), we get a palindrome (43244633644234).

The spelling of 21212330323022 in words is "twenty-one trillion, two hundred twelve billion, three hundred thirty million, three hundred twenty-three thousand, twenty-two".