21323211030230 has 64 divisors (see below), whose sum is σ = 41586622786368. Its totient is φ = 7840499896320.

The previous prime is 21323211030223. The next prime is 21323211030257. The reversal of 21323211030230 is 3203011232312.

It is a junction number, because it is equal to n+sod(n) for n = 21323211030196 and 21323211030205.

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, 187612820 + ... + 187726440.

It is an arithmetic number, because the mean of its divisors is an integer number (649790981037).

Almost surely, 2^{21323211030230} is an apocalyptic number.

21323211030230 is a deficient number, since it is larger than the sum of its proper divisors (20263411756138).

21323211030230 is a wasteful number, since it uses less digits than its factorization.

21323211030230 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 139361.

The product of its (nonzero) digits is 1296, while the sum is 23.

Adding to 21323211030230 its reverse (3203011232312), we get a palindrome (24526222262542).

The spelling of 21323211030230 in words is "twenty-one trillion, three hundred twenty-three billion, two hundred eleven million, thirty thousand, two hundred thirty".