21313302212022 has 16 divisors (see below), whose sum is σ = 42629713976880. Its totient is φ = 7103915811872.

The previous prime is 21313302211987. The next prime is 21313302212063. The reversal of 21313302212022 is 22021220331312.

It is a junction number, because it is equal to n+sod(n) for n = 21313302211983 and 21313302212001.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 129475593 + ... + 129640100.

It is an arithmetic number, because the mean of its divisors is an integer number (2664357123555).

Almost surely, 2^{21313302212022} is an apocalyptic number.

21313302212022 is an abundant number, since it is smaller than the sum of its proper divisors (21316411764858).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

21313302212022 is a wasteful number, since it uses less digits than its factorization.

21313302212022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 259129407.

The product of its (nonzero) digits is 1728, while the sum is 24.

Adding to 21313302212022 its reverse (22021220331312), we get a palindrome (43334522543334).

The spelling of 21313302212022 in words is "twenty-one trillion, three hundred thirteen billion, three hundred two million, two hundred twelve thousand, twenty-two".