221422011202230 has 64 divisors (see below), whose sum is σ = 534969164666880. Its totient is φ = 58651339899776.

The previous prime is 221422011202229. The next prime is 221422011202241. The reversal of 221422011202230 is 32202110224122.

221422011202230 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 221422011202230.

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, 13615050 + ... + 25064189.

It is an arithmetic number, because the mean of its divisors is an integer number (8358893197920).

Almost surely, 2^{221422011202230} is an apocalyptic number.

221422011202230 is an abundant number, since it is smaller than the sum of its proper divisors (313547153464650).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

221422011202230 is a wasteful number, since it uses less digits than its factorization.

221422011202230 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38680525.

The product of its (nonzero) digits is 1536, while the sum is 24.

Adding to 221422011202230 its reverse (32202110224122), we get a palindrome (253624121426352).

The spelling of 221422011202230 in words is "two hundred twenty-one trillion, four hundred twenty-two billion, eleven million, two hundred two thousand, two hundred thirty".