222201011112 has 64 divisors (see below), whose sum is σ = 574452518400. Its totient is φ = 71548926720.

The previous prime is 222201011101. The next prime is 222201011117. The reversal of 222201011112 is 211110102222.

It is a junction number, because it is equal to n+sod(n) for n = 222201011091 and 222201011100.

It is not an unprimeable number, because it can be changed into a prime (222201011117) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 146314 + ... + 682502.

It is an arithmetic number, because the mean of its divisors is an integer number (8975820600).

Almost surely, 2^222201011112 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 222201011112, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (287226259200).

222201011112 is an abundant number, since it is smaller than the sum of its proper divisors (352251507288).

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

222201011112 is a wasteful number, since it uses less digits than its factorization.

222201011112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 536786 (or 536782 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 222201011112 its reverse (211110102222), we get a palindrome (433311113334).

The spelling of 222201011112 in words is "two hundred twenty-two billion, two hundred one million, eleven thousand, one hundred twelve".