223244331040 has 24 divisors (see below), whose sum is σ = 527414732460. Its totient is φ = 89297732352.

The previous prime is 223244331031. The next prime is 223244331043. The reversal of 223244331040 is 40133442322.

It can be written as a sum of positive squares in 2 ways, for example, as 196047043984 + 27197287056 = 442772^2 + 164916^2 .

It is a super-3 number, since 3×223244331040³ (a number of 35 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (223244331043) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 697638375 + ... + 697638694.

Almost surely, 2^223244331040 is an apocalyptic number.

223244331040 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

223244331040 is an abundant number, since it is smaller than the sum of its proper divisors (304170401420).

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

223244331040 is a wasteful number, since it uses less digits than its factorization.

223244331040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1395277084 (or 1395277076 counting only the distinct ones).

The product of its (nonzero) digits is 13824, while the sum is 28.

Adding to 223244331040 its reverse (40133442322), we get a palindrome (263377773362).

The spelling of 223244331040 in words is "two hundred twenty-three billion, two hundred forty-four million, three hundred thirty-one thousand, forty".