223403311140 has 24 divisors (see below), whose sum is σ = 625529271360. Its totient is φ = 59574216288.

The previous prime is 223403311123. The next prime is 223403311147. The reversal of 223403311140 is 41113304322.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 223403311140.

It is not an unprimeable number, because it can be changed into a prime (223403311147) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1861694200 + ... + 1861694319.

It is an arithmetic number, because the mean of its divisors is an integer number (26063719640).

Almost surely, 2^223403311140 is an apocalyptic number.

223403311140 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

223403311140 is an abundant number, since it is smaller than the sum of its proper divisors (402125960220).

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

223403311140 is a wasteful number, since it uses less digits than its factorization.

223403311140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3723388531 (or 3723388529 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 24.

Adding to 223403311140 its reverse (41113304322), we get a palindrome (264516615462).

The spelling of 223403311140 in words is "two hundred twenty-three billion, four hundred three million, three hundred eleven thousand, one hundred forty".