240143210233 has 2 divisors, whose sum is σ = 240143210234. Its totient is φ = 240143210232.

The previous prime is 240143210231. The next prime is 240143210249. The reversal of 240143210233 is 332012341042.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 239778667584 + 364542649 = 489672^2 + 19093^2 .

It is a cyclic number.

It is not a de Polignac number, because 240143210233 - 2¹ = 240143210231 is a prime.

It is a super-2 number, since 2×240143210233² (a number of 24 digits) contains 22 as substring.

Together with 240143210231, it forms a pair of twin primes.

It is a junction number, because it is equal to n+sod(n) for n = 240143210198 and 240143210207.

It is not a weakly prime, because it can be changed into another prime (240143210231) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 120071605116 + 120071605117.

It is an arithmetic number, because the mean of its divisors is an integer number (120071605117).

Almost surely, 2^240143210233 is an apocalyptic number.

It is an amenable number.

240143210233 is a deficient number, since it is larger than the sum of its proper divisors (1).

240143210233 is an equidigital number, since it uses as much as digits as its factorization.

240143210233 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3456, while the sum is 25.

Adding to 240143210233 its reverse (332012341042), we get a palindrome (572155551275).

The spelling of 240143210233 in words is "two hundred forty billion, one hundred forty-three million, two hundred ten thousand, two hundred thirty-three".