222012143214400 has 504 divisors, whose sum is σ = 704999544328800. Its totient is φ = 68025717043200.

The previous prime is 222012143214373. The next prime is 222012143214413. The reversal of 222012143214400 is 4412341210222.

It is a Harshad number since it is a multiple of its sum of digits (28).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 48699946 + ... + 53063254.

It is an arithmetic number, because the mean of its divisors is an integer number (1398808619700).

Almost surely, 2^{222012143214400} is an apocalyptic number.

222012143214400 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 222012143214400, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (352499772164400).

222012143214400 is an abundant number, since it is smaller than the sum of its proper divisors (482987401114400).

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

222012143214400 is a wasteful number, since it uses less digits than its factorization.

222012143214400 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4363415 (or 4363393 counting only the distinct ones).

The product of its (nonzero) digits is 6144, while the sum is 28.

Adding to 222012143214400 its reverse (4412341210222), we get a palindrome (226424484424622).

The spelling of 222012143214400 in words is "two hundred twenty-two trillion, twelve billion, one hundred forty-three million, two hundred fourteen thousand, four hundred".