223671413320 has 128 divisors (see below), whose sum is σ = 538489866240. Its totient is φ = 83321487360.

The previous prime is 223671413309. The next prime is 223671413347. The reversal of 223671413320 is 23314176322.

It is a super-2 number, since 2×223671413320² (a number of 24 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (34).

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 25062379 + ... + 25071301.

It is an arithmetic number, because the mean of its divisors is an integer number (4206952080).

Almost surely, 2^223671413320 is an apocalyptic number.

223671413320 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 223671413320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (269244933120).

223671413320 is an abundant number, since it is smaller than the sum of its proper divisors (314818452920).

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

223671413320 is a wasteful number, since it uses less digits than its factorization.

223671413320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9335 (or 9331 counting only the distinct ones).

The product of its (nonzero) digits is 36288, while the sum is 34.

Adding to 223671413320 its reverse (23314176322), we get a palindrome (246985589642).

The spelling of 223671413320 in words is "two hundred twenty-three billion, six hundred seventy-one million, four hundred thirteen thousand, three hundred twenty".