222134321100 has 72 divisors (see below), whose sum is σ = 660079172368. Its totient is φ = 57634848000.

The previous prime is 222134321053. The next prime is 222134321131. The reversal of 222134321100 is 1123431222.

It is a super-3 number, since 3×222134321100³ (a number of 35 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 9994951 + ... + 10017150.

Almost surely, 2^222134321100 is an apocalyptic number.

222134321100 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

222134321100 is an abundant number, since it is smaller than the sum of its proper divisors (437944851268).

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

222134321100 is a wasteful number, since it uses less digits than its factorization.

222134321100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20012155 (or 20012148 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 21.

Adding to 222134321100 its reverse (1123431222), we get a palindrome (223257752322).

The spelling of 222134321100 in words is "two hundred twenty-two billion, one hundred thirty-four million, three hundred twenty-one thousand, one hundred".