223240000042 has 8 divisors (see below), whose sum is σ = 334862954532. Its totient is φ = 111619015200.

The previous prime is 223240000037. The next prime is 223240000043. The reversal of 223240000042 is 240000042322.

It can be written as a sum of positive squares in 2 ways, for example, as 222254730721 + 985269321 = 471439^2 + 31389^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-3 number, since 3×223240000042³ (a number of 35 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 223239999974 and 223240000019.

It is not an unprimeable number, because it can be changed into a prime (223240000043) 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, 165709 + ... + 688432.

Almost surely, 2^223240000042 is an apocalyptic number.

223240000042 is a deficient number, since it is larger than the sum of its proper divisors (111622954490).

223240000042 is a wasteful number, since it uses less digits than its factorization.

223240000042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 984824.

The product of its (nonzero) digits is 768, while the sum is 19.

Adding to 223240000042 its reverse (240000042322), we get a palindrome (463240042364).

The spelling of 223240000042 in words is "two hundred twenty-three billion, two hundred forty million, forty-two", and thus it is an aban number.