21330203013202 has 64 divisors (see below), whose sum is σ = 35068193104896. Its totient is φ = 9686738350080.

The previous prime is 21330203013191. The next prime is 21330203013227. The reversal of 21330203013202 is 20231030203312.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2618162493 + ... + 2618170639.

It is an arithmetic number, because the mean of its divisors is an integer number (547940517264).

Almost surely, 2^{21330203013202} is an apocalyptic number.

21330203013202 is a deficient number, since it is larger than the sum of its proper divisors (13737990091694).

21330203013202 is a wasteful number, since it uses less digits than its factorization.

21330203013202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14851.

The product of its (nonzero) digits is 1296, while the sum is 22.

Adding to 21330203013202 its reverse (20231030203312), we get a palindrome (41561233216514).

The spelling of 21330203013202 in words is "twenty-one trillion, three hundred thirty billion, two hundred three million, thirteen thousand, two hundred two".