21300102200030 has 16 divisors (see below), whose sum is σ = 38398897882944. Its totient is φ = 8506993341600.

The previous prime is 21300102199921. The next prime is 21300102200071. The reversal of 21300102200030 is 3000220100312.

It is a happy number.

It is a super-2 number, since 2×21300102200030² (a number of 27 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 21300102199978 and 21300102200014.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1630935446 + ... + 1630948505.

It is an arithmetic number, because the mean of its divisors is an integer number (2399931117684).

Almost surely, 2^{21300102200030} is an apocalyptic number.

21300102200030 is a deficient number, since it is larger than the sum of its proper divisors (17098795682914).

21300102200030 is a wasteful number, since it uses less digits than its factorization.

21300102200030 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3261884611.

The product of its (nonzero) digits is 72, while the sum is 14.

Adding to 21300102200030 its reverse (3000220100312), we get a palindrome (24300322300342).

The spelling of 21300102200030 in words is "twenty-one trillion, three hundred billion, one hundred two million, two hundred thousand, thirty".