22002221230 has 32 divisors (see below), whose sum is σ = 43409167488. Its totient is φ = 7962880800.

The previous prime is 22002221159. The next prime is 22002221237. The reversal of 22002221230 is 3212220022.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22002221237) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 450772 + ... + 497191.

It is an arithmetic number, because the mean of its divisors is an integer number (1356536484).

Almost surely, 2^22002221230 is an apocalyptic number.

22002221230 is a deficient number, since it is larger than the sum of its proper divisors (21406946258).

22002221230 is a wasteful number, since it uses less digits than its factorization.

22002221230 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 948192.

The product of its (nonzero) digits is 192, while the sum is 16.

Adding to 22002221230 its reverse (3212220022), we get a palindrome (25214441252).

The spelling of 22002221230 in words is "twenty-two billion, two million, two hundred twenty-one thousand, two hundred thirty".