21003022232330 has 8 divisors (see below), whose sum is σ = 37805440018212. Its totient is φ = 8401208892928.

The previous prime is 21003022232299. The next prime is 21003022232399. The reversal of 21003022232330 is 3323222030012.

It can be written as a sum of positive squares in 2 ways, for example, as 20914771053289 + 88251179041 = 4573267^2 + 297071^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×21003022232330² (a number of 27 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 21003022232296 and 21003022232305.

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, 1050151111607 + ... + 1050151111626.

Almost surely, 2^{21003022232330} is an apocalyptic number.

21003022232330 is a deficient number, since it is larger than the sum of its proper divisors (16802417785882).

21003022232330 is a wasteful number, since it uses less digits than its factorization.

21003022232330 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2100302223240.

The product of its (nonzero) digits is 2592, while the sum is 23.

Adding to 21003022232330 its reverse (3323222030012), we get a palindrome (24326244262342).

The spelling of 21003022232330 in words is "twenty-one trillion, three billion, twenty-two million, two hundred thirty-two thousand, three hundred thirty".