223124412200042 has 4 divisors (see below), whose sum is σ = 334686618300066. Its totient is φ = 111562206100020.

The previous prime is 223124412200009. The next prime is 223124412200051. The reversal of 223124412200042 is 240002214421322.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 144997746333001 + 78126665867041 = 12041501^2 + 8838929^2 .

It is a super-3 number, since 3×223124412200042³ (a number of 44 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a junction number, because it is equal to n+sod(n) for n = 223124412199978 and 223124412200014.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55781103050009 + ... + 55781103050012.

Almost surely, 2^{223124412200042} is an apocalyptic number.

223124412200042 is a deficient number, since it is larger than the sum of its proper divisors (111562206100024).

223124412200042 is a wasteful number, since it uses less digits than its factorization.

223124412200042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 111562206100023.

The product of its (nonzero) digits is 12288, while the sum is 29.

Adding to 223124412200042 its reverse (240002214421322), we get a palindrome (463126626621364).

The spelling of 223124412200042 in words is "two hundred twenty-three trillion, one hundred twenty-four billion, four hundred twelve million, two hundred thousand, forty-two".