222400111052 has 12 divisors (see below), whose sum is σ = 444800222160. Its totient is φ = 95314333296.

The previous prime is 222400111049. The next prime is 222400111097. The reversal of 222400111052 is 250111004222.

222400111052 is an admirable number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3971430527 + ... + 3971430582.

It is an arithmetic number, because the mean of its divisors is an integer number (37066685180).

Almost surely, 2^222400111052 is an apocalyptic number.

It is an amenable number.

222400111052 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

222400111052 is a wasteful number, since it uses less digits than its factorization.

222400111052 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7942861120 (or 7942861118 counting only the distinct ones).

The product of its (nonzero) digits is 320, while the sum is 20.

Adding to 222400111052 its reverse (250111004222), we get a palindrome (472511115274).

The spelling of 222400111052 in words is "two hundred twenty-two billion, four hundred million, one hundred eleven thousand, fifty-two".