222134452400 has 120 divisors (see below), whose sum is σ = 619916867424. Its totient is φ = 74911795200.

The previous prime is 222134452363. The next prime is 222134452403. The reversal of 222134452400 is 4254431222.

It is not an unprimeable number, because it can be changed into a prime (222134452403) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 479477 + ... + 821076.

Almost surely, 2^222134452400 is an apocalyptic number.

222134452400 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

222134452400 is an abundant number, since it is smaller than the sum of its proper divisors (397782415024).

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

222134452400 is a wasteful number, since it uses less digits than its factorization.

222134452400 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1300639 (or 1300628 counting only the distinct ones).

The product of its (nonzero) digits is 15360, while the sum is 29.

Adding to 222134452400 its reverse (4254431222), we get a palindrome (226388883622).

The spelling of 222134452400 in words is "two hundred twenty-two billion, one hundred thirty-four million, four hundred fifty-two thousand, four hundred".