222140322100 has 72 divisors (see below), whose sum is σ = 507597372800. Its totient is φ = 84149280000.

The previous prime is 222140322097. The next prime is 222140322113. The reversal of 222140322100 is 1223041222.

It is a Harshad number since it is a multiple of its sum of digits (19).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 5682421 + ... + 5721379.

Almost surely, 2^222140322100 is an apocalyptic number.

222140322100 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 222140322100, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (253798686400).

222140322100 is an abundant number, since it is smaller than the sum of its proper divisors (285457050700).

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

222140322100 is a wasteful number, since it uses less digits than its factorization.

222140322100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41993 (or 41986 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 19.

Adding to 222140322100 its reverse (1223041222), we get a palindrome (223363363322).

The spelling of 222140322100 in words is "two hundred twenty-two billion, one hundred forty million, three hundred twenty-two thousand, one hundred".