222030111012 has 12 divisors (see below), whose sum is σ = 518070259056. Its totient is φ = 74010037000.

The previous prime is 222030111011. The next prime is 222030111067. The reversal of 222030111012 is 210111030222.

It is a tau number, because it is divible by the number of its divisors (12).

It is a junction number, because it is equal to n+sod(n) for n = 222030110982 and 222030111000.

It is not an unprimeable number, because it can be changed into a prime (222030111011) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9251254614 + ... + 9251254637.

It is an arithmetic number, because the mean of its divisors is an integer number (43172521588).

Almost surely, 2^222030111012 is an apocalyptic number.

It is an amenable number.

222030111012 is an abundant number, since it is smaller than the sum of its proper divisors (296040148044).

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

222030111012 is a wasteful number, since it uses less digits than its factorization.

222030111012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18502509258 (or 18502509256 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 15.

Adding to 222030111012 its reverse (210111030222), we get a palindrome (432141141234).

The spelling of 222030111012 in words is "two hundred twenty-two billion, thirty million, one hundred eleven thousand, twelve".