222400001132440 has 16 divisors (see below), whose sum is σ = 500400002548080. Its totient is φ = 88960000452960.

The previous prime is 222400001132423. The next prime is 222400001132473. The reversal of 222400001132440 is 44231100004222.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2780000014116 + ... + 2780000014195.

It is an arithmetic number, because the mean of its divisors is an integer number (31275000159255).

Almost surely, 2^{222400001132440} is an apocalyptic number.

222400001132440 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

222400001132440 is an abundant number, since it is smaller than the sum of its proper divisors (278000001415640).

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

222400001132440 is a wasteful number, since it uses less digits than its factorization.

222400001132440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5560000028322 (or 5560000028318 counting only the distinct ones).

The product of its (nonzero) digits is 3072, while the sum is 25.

Adding to 222400001132440 its reverse (44231100004222), we get a palindrome (266631101136662).

The spelling of 222400001132440 in words is "two hundred twenty-two trillion, four hundred billion, one million, one hundred thirty-two thousand, four hundred forty".