223021432143 has 6 divisors (see below), whose sum is σ = 322142068664. Its totient is φ = 148680954756.

The previous prime is 223021432129. The next prime is 223021432171. The reversal of 223021432143 is 341234120322.

223021432143 is a `hidden beast` number, since 2 + 2 + 302 + 143 + 214 + 3 = 666.

It is not a de Polignac number, because 223021432143 - 2¹⁰ = 223021431119 is a prime.

It is a super-2 number, since 2×223021432143² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (223021432643) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 12390079555 + ... + 12390079572.

Almost surely, 2^223021432143 is an apocalyptic number.

223021432143 is a deficient number, since it is larger than the sum of its proper divisors (99120636521).

223021432143 is a wasteful number, since it uses less digits than its factorization.

223021432143 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24780159133 (or 24780159130 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 27.

Adding to 223021432143 its reverse (341234120322), we get a palindrome (564255552465).

The spelling of 223021432143 in words is "two hundred twenty-three billion, twenty-one million, four hundred thirty-two thousand, one hundred forty-three".