20021410340324 has 12 divisors (see below), whose sum is σ = 35037513560448. Its totient is φ = 10010692180200.

The previous prime is 20021410340317. The next prime is 20021410340333. The reversal of 20021410340324 is 42304301412002.

It is a junction number, because it is equal to n+sod(n) for n = 20021410340293 and 20021410340302.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 773669 + ... + 6375059.

It is an arithmetic number, because the mean of its divisors is an integer number (2919792796704).

Almost surely, 2^{20021410340324} is an apocalyptic number.

It is an amenable number.

20021410340324 is a deficient number, since it is larger than the sum of its proper divisors (15016103220124).

20021410340324 is a wasteful number, since it uses less digits than its factorization.

20021410340324 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6494986 (or 6494984 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 26.

Adding to 20021410340324 its reverse (42304301412002), we get a palindrome (62325711752326).

The spelling of 20021410340324 in words is "twenty trillion, twenty-one billion, four hundred ten million, three hundred forty thousand, three hundred twenty-four".