21122302230230 has 16 divisors (see below), whose sum is σ = 38020203209664. Its totient is φ = 8448907737600.

The previous prime is 21122302230221. The next prime is 21122302230241. The reversal of 21122302230230 is 3203220322112.

It is a junction number, because it is equal to n+sod(n) for n = 21122302230196 and 21122302230205.

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, 7545299 + ... + 9958721.

It is an arithmetic number, because the mean of its divisors is an integer number (2376262700604).

Almost surely, 2^{21122302230230} is an apocalyptic number.

21122302230230 is a deficient number, since it is larger than the sum of its proper divisors (16897900979434).

21122302230230 is a wasteful number, since it uses less digits than its factorization.

21122302230230 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3288631.

The product of its (nonzero) digits is 1728, while the sum is 23.

Adding to 21122302230230 its reverse (3203220322112), we get a palindrome (24325522552342).

The spelling of 21122302230230 in words is "twenty-one trillion, one hundred twenty-two billion, three hundred two million, two hundred thirty thousand, two hundred thirty".