21230102101330 has 8 divisors (see below), whose sum is σ = 38214183782412. Its totient is φ = 8492040840528.

The previous prime is 21230102101319. The next prime is 21230102101343. The reversal of 21230102101330 is 3310120103212.

It can be written as a sum of positive squares in 2 ways, for example, as 20685695711409 + 544406389921 = 4548153^2 + 737839^2 .

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

It is a junction number, because it is equal to n+sod(n) for n = 21230102101298 and 21230102101307.

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, 1061505105057 + ... + 1061505105076.

Almost surely, 2^{21230102101330} is an apocalyptic number.

21230102101330 is a deficient number, since it is larger than the sum of its proper divisors (16984081681082).

21230102101330 is a wasteful number, since it uses less digits than its factorization.

21230102101330 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2123010210140.

The product of its (nonzero) digits is 216, while the sum is 19.

Adding to 21230102101330 its reverse (3310120103212), we get a palindrome (24540222204542).

The spelling of 21230102101330 in words is "twenty-one trillion, two hundred thirty billion, one hundred two million, one hundred one thousand, three hundred thirty".