222344104321400 has 48 divisors (see below), whose sum is σ = 517206339986640. Its totient is φ = 88893547545600.

The previous prime is 222344104321399. The next prime is 222344104321433. The reversal of 222344104321400 is 4123401443222.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 275184236 + ... + 275991035.

It is an arithmetic number, because the mean of its divisors is an integer number (10775132083055).

Almost surely, 2^{222344104321400} is an apocalyptic number.

222344104321400 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

222344104321400 is an abundant number, since it is smaller than the sum of its proper divisors (294862235665240).

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

222344104321400 is a wasteful number, since it uses less digits than its factorization.

222344104321400 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 551177304 (or 551177295 counting only the distinct ones).

The product of its (nonzero) digits is 36864, while the sum is 32.

Adding to 222344104321400 its reverse (4123401443222), we get a palindrome (226467505764622).

The spelling of 222344104321400 in words is "two hundred twenty-two trillion, three hundred forty-four billion, one hundred four million, three hundred twenty-one thousand, four hundred".