222252252222 has 64 divisors (see below), whose sum is σ = 596817252864. Its totient is φ = 53287251840.

The previous prime is 222252252197. The next prime is 222252252241.

222252252222 is nontrivially palindromic in base 10.

It is a self number, because there is not a number n which added to its sum of digits gives 222252252222.

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, 18496513 + ... + 18508524.

It is an arithmetic number, because the mean of its divisors is an integer number (9325269576).

Almost surely, 2^222252252222 is an apocalyptic number.

222252252222 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

222252252222 is an abundant number, since it is smaller than the sum of its proper divisors (374565000642).

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

222252252222 is a wasteful number, since it uses less digits than its factorization.

222252252222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37005073.

The product of its digits is 25600, while the sum is 30.

It can be divided in two parts, 222252 and 252222, that added together give a palindrome (474474).

The spelling of 222252252222 in words is "two hundred twenty-two billion, two hundred fifty-two million, two hundred fifty-two thousand, two hundred twenty-two".