233340420143 has 4 divisors (see below), whose sum is σ = 233343007800. Its totient is φ = 233337832488.

The previous prime is 233340420127. The next prime is 233340420163. The reversal of 233340420143 is 341024043332.

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

It is a cyclic number.

It is not a de Polignac number, because 233340420143 - 2⁴ = 233340420127 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (233340420163) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1153493 + ... + 1340606.

It is an arithmetic number, because the mean of its divisors is an integer number (58335751950).

Almost surely, 2^233340420143 is an apocalyptic number.

233340420143 is a deficient number, since it is larger than the sum of its proper divisors (2587657).

233340420143 is an equidigital number, since it uses as much as digits as its factorization.

233340420143 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2587656.

The product of its (nonzero) digits is 20736, while the sum is 29.

Adding to 233340420143 its reverse (341024043332), we get a palindrome (574364463475).

The spelling of 233340420143 in words is "two hundred thirty-three billion, three hundred forty million, four hundred twenty thousand, one hundred forty-three".