21343024334332 has 48 divisors (see below), whose sum is σ = 40266708451200. Its totient is φ = 9865834896960.

The previous prime is 21343024334299. The next prime is 21343024334341. The reversal of 21343024334332 is 23343342034312.

It is a super-3 number, since 3×21343024334332³ (a number of 41 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 21343024334291 and 21343024334300.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 679707 + ... + 6568717.

It is an arithmetic number, because the mean of its divisors is an integer number (838889759400).

Almost surely, 2^{21343024334332} is an apocalyptic number.

It is an amenable number.

21343024334332 is a deficient number, since it is larger than the sum of its proper divisors (18923684116868).

21343024334332 is a wasteful number, since it uses less digits than its factorization.

21343024334332 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5890186 (or 5890184 counting only the distinct ones).

The product of its (nonzero) digits is 373248, while the sum is 37.

Adding to 21343024334332 its reverse (23343342034312), we get a palindrome (44686366368644).

The spelling of 21343024334332 in words is "twenty-one trillion, three hundred forty-three billion, twenty-four million, three hundred thirty-four thousand, three hundred thirty-two".