223240403100 has 288 divisors, whose sum is σ = 798771375360. Its totient is φ = 47326464000.

The previous prime is 223240403069. The next prime is 223240403101. The reversal of 223240403100 is 1304042322.

It is a super-3 number, since 3×223240403100³ (a number of 35 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (223240403101) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 678160 + ... + 952040.

It is an arithmetic number, because the mean of its divisors is an integer number (2773511720).

Almost surely, 2^223240403100 is an apocalyptic number.

223240403100 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 223240403100, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (399385687680).

223240403100 is an abundant number, since it is smaller than the sum of its proper divisors (575530972260).

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

223240403100 is a wasteful number, since it uses less digits than its factorization.

223240403100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 273941 (or 273934 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 21.

Adding to 223240403100 its reverse (1304042322), we get a palindrome (224544445422).

The spelling of 223240403100 in words is "two hundred twenty-three billion, two hundred forty million, four hundred three thousand, one hundred".