223404042124 has 24 divisors (see below), whose sum is σ = 412155168768. Its totient is φ = 105798754320.

The previous prime is 223404042119. The next prime is 223404042137. The reversal of 223404042124 is 421240404322.

It is a junction number, because it is equal to n+sod(n) for n = 223404042092 and 223404042101.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 19160614 + ... + 19172269.

It is an arithmetic number, because the mean of its divisors is an integer number (17173132032).

Almost surely, 2^223404042124 is an apocalyptic number.

It is an amenable number.

223404042124 is a deficient number, since it is larger than the sum of its proper divisors (188751126644).

223404042124 is a wasteful number, since it uses less digits than its factorization.

223404042124 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38332965 (or 38332963 counting only the distinct ones).

The product of its (nonzero) digits is 12288, while the sum is 28.

Adding to 223404042124 its reverse (421240404322), we get a palindrome (644644446446).

The spelling of 223404042124 in words is "two hundred twenty-three billion, four hundred four million, forty-two thousand, one hundred twenty-four".