2143022433 has 12 divisors (see below), whose sum is σ = 2925366480. Its totient is φ = 1395452856.

The previous prime is 2143022423. The next prime is 2143022461. The reversal of 2143022433 is 3342203412.

It is not a de Polignac number, because 2143022433 - 2¹² = 2143018337 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2143022423) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 187623 + ... + 198716.

It is an arithmetic number, because the mean of its divisors is an integer number (243780540).

Almost surely, 2^2143022433 is an apocalyptic number.

It is an amenable number.

2143022433 is a deficient number, since it is larger than the sum of its proper divisors (782344047).

2143022433 is an equidigital number, since it uses as much as digits as its factorization.

2143022433 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 386428 (or 386385 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 24.

The square root of 2143022433 is about 46292.7902917938. The cubic root of 2143022433 is about 1289.2651370121.

Adding to 2143022433 its reverse (3342203412), we get a palindrome (5485225845).

The spelling of 2143022433 in words is "two billion, one hundred forty-three million, twenty-two thousand, four hundred thirty-three".