223542511303244 has 12 divisors (see below), whose sum is σ = 447085022606544. Its totient is φ = 95803933415664.

The previous prime is 223542511303207. The next prime is 223542511303249. The reversal of 223542511303244 is 442303115245322.

223542511303244 is an admirable number.

It is not an unprimeable number, because it can be changed into a prime (223542511303249) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3991830558959 + ... + 3991830559014.

It is an arithmetic number, because the mean of its divisors is an integer number (37257085217212).

Almost surely, 2^{223542511303244} is an apocalyptic number.

It is an amenable number.

223542511303244 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

223542511303244 is a wasteful number, since it uses less digits than its factorization.

223542511303244 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7983661117984 (or 7983661117982 counting only the distinct ones).

The product of its (nonzero) digits is 691200, while the sum is 41.

Adding to 223542511303244 its reverse (442303115245322), we get a palindrome (665845626548566).

The spelling of 223542511303244 in words is "two hundred twenty-three trillion, five hundred forty-two billion, five hundred eleven million, three hundred three thousand, two hundred forty-four".