21342313103324 has 24 divisors (see below), whose sum is σ = 38220381627120. Its totient is φ = 10422239796864.

The previous prime is 21342313103291. The next prime is 21342313103381. The reversal of 21342313103324 is 42330131324312.

It is a super-3 number, since 3×21342313103324³ (a number of 41 digits) contains 333 as substring.

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, 2066219 + ... + 6852290.

It is an arithmetic number, because the mean of its divisors is an integer number (1592515901130).

Almost surely, 2^{21342313103324} is an apocalyptic number.

It is an amenable number.

21342313103324 is a deficient number, since it is larger than the sum of its proper divisors (16878068523796).

21342313103324 is a wasteful number, since it uses less digits than its factorization.

21342313103324 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8932469 (or 8932467 counting only the distinct ones).

The product of its (nonzero) digits is 31104, while the sum is 32.

Adding to 21342313103324 its reverse (42330131324312), we get a palindrome (63672444427636).

The spelling of 21342313103324 in words is "twenty-one trillion, three hundred forty-two billion, three hundred thirteen million, one hundred three thousand, three hundred twenty-four".