223142420433 has 16 divisors (see below), whose sum is σ = 297771645056. Its totient is φ = 148637462400.

The previous prime is 223142420329. The next prime is 223142420437. The reversal of 223142420433 is 334024241322.

It is not a de Polignac number, because 223142420433 - 2²¹ = 223140323281 is a prime.

It is a super-3 number, since 3×223142420433³ (a number of 35 digits) contains 333 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 223142420433.

It is not an unprimeable number, because it can be changed into a prime (223142420437) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 30351708 + ... + 30359058.

It is an arithmetic number, because the mean of its divisors is an integer number (18610727816).

Almost surely, 2^223142420433 is an apocalyptic number.

It is an amenable number.

223142420433 is a deficient number, since it is larger than the sum of its proper divisors (74629224623).

223142420433 is a wasteful number, since it uses less digits than its factorization.

223142420433 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14424.

The product of its (nonzero) digits is 27648, while the sum is 30.

Adding to 223142420433 its reverse (334024241322), we get a palindrome (557166661755).

The spelling of 223142420433 in words is "two hundred twenty-three billion, one hundred forty-two million, four hundred twenty thousand, four hundred thirty-three".