21330310003030 has 32 divisors (see below), whose sum is σ = 43879656135744. Its totient is φ = 7313222265216.

The previous prime is 21330310003027. The next prime is 21330310003069. The reversal of 21330310003030 is 3030001303312.

It is a junction number, because it is equal to n+sod(n) for n = 21330310002989 and 21330310003007.

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, 32285484 + ... + 32939536.

It is an arithmetic number, because the mean of its divisors is an integer number (1371239254242).

Almost surely, 2^{21330310003030} is an apocalyptic number.

21330310003030 is an abundant number, since it is smaller than the sum of its proper divisors (22549346132714).

21330310003030 is a wasteful number, since it uses less digits than its factorization.

21330310003030 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1119960.

The product of its (nonzero) digits is 486, while the sum is 19.

Adding to 21330310003030 its reverse (3030001303312), we get a palindrome (24360311306342).

The spelling of 21330310003030 in words is "twenty-one trillion, three hundred thirty billion, three hundred ten million, three thousand, thirty".