223011343100 has 432 divisors, whose sum is σ = 648582863040. Its totient is φ = 65737728000.

The previous prime is 223011343097. The next prime is 223011343111. The reversal of 223011343100 is 1343110322.

It is a super-2 number, since 2×223011343100² (a number of 23 digits) contains 22 as substring.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 143 ways as a sum of consecutive naturals, for example, 109371881 + ... + 109373919.

It is an arithmetic number, because the mean of its divisors is an integer number (1501349220).

Almost surely, 2^223011343100 is an apocalyptic number.

223011343100 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 223011343100, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (324291431520).

223011343100 is an abundant number, since it is smaller than the sum of its proper divisors (425571519940).

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

223011343100 is a wasteful number, since it uses less digits than its factorization.

223011343100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2198 (or 2184 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 20.

Adding to 223011343100 its reverse (1343110322), we get a palindrome (224354453422).

The spelling of 223011343100 in words is "two hundred twenty-three billion, eleven million, three hundred forty-three thousand, one hundred".