21333320100230 has 64 divisors (see below), whose sum is σ = 39130152304320. Its totient is φ = 8372161036800.

The previous prime is 21333320100203. The next prime is 21333320100293. The reversal of 21333320100230 is 3200102333312.

It is a super-2 number, since 2×21333320100230² (a number of 27 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 21333320100196 and 21333320100205.

It is a congruent number.

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, 167034836 + ... + 167162504.

It is an arithmetic number, because the mean of its divisors is an integer number (611408629755).

Almost surely, 2^{21333320100230} is an apocalyptic number.

21333320100230 is a deficient number, since it is larger than the sum of its proper divisors (17796832204090).

21333320100230 is a wasteful number, since it uses less digits than its factorization.

21333320100230 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 128745.

The product of its (nonzero) digits is 1944, while the sum is 23.

Adding to 21333320100230 its reverse (3200102333312), we get a palindrome (24533422433542).

The spelling of 21333320100230 in words is "twenty-one trillion, three hundred thirty-three billion, three hundred twenty million, one hundred thousand, two hundred thirty".