222403412000 has 384 divisors, whose sum is σ = 682949449728. Its totient is φ = 69151104000.

The previous prime is 222403411973. The next prime is 222403412009. The reversal of 222403412000 is 214304222.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is not an unprimeable number, because it can be changed into a prime (222403412009) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 198043439 + ... + 198044561.

It is an arithmetic number, because the mean of its divisors is an integer number (1778514192).

Almost surely, 2^222403412000 is an apocalyptic number.

222403412000 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 222403412000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (341474724864).

222403412000 is an abundant number, since it is smaller than the sum of its proper divisors (460546037728).

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

222403412000 is a wasteful number, since it uses less digits than its factorization.

222403412000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1809 (or 1791 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 20.

Adding to 222403412000 its reverse (214304222), we get a palindrome (222617716222).

The spelling of 222403412000 in words is "two hundred twenty-two billion, four hundred three million, four hundred twelve thousand".