222021321230 has 16 divisors (see below), whose sum is σ = 399654186624. Its totient is φ = 88805015520.

The previous prime is 222021321227. The next prime is 222021321239. The reversal of 222021321230 is 32123120222.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (222021321239) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 165566 + ... + 686625.

It is an arithmetic number, because the mean of its divisors is an integer number (24978386664).

Almost surely, 2^222021321230 is an apocalyptic number.

222021321230 is a deficient number, since it is larger than the sum of its proper divisors (177632865394).

222021321230 is a wasteful number, since it uses less digits than its factorization.

222021321230 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 878251.

The product of its (nonzero) digits is 576, while the sum is 20.

Adding to 222021321230 its reverse (32123120222), we get a palindrome (254144441452).

The spelling of 222021321230 in words is "two hundred twenty-two billion, twenty-one million, three hundred twenty-one thousand, two hundred thirty".