2142234343 has 2 divisors, whose sum is σ = 2142234344. Its totient is φ = 2142234342.

The previous prime is 2142234337. The next prime is 2142234371. The reversal of 2142234343 is 3434322412.

It is an a-pointer prime, because the next prime (2142234371) can be obtained adding 2142234343 to its sum of digits (28).

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2142234343 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2142234373) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1071117171 + 1071117172.

It is an arithmetic number, because the mean of its divisors is an integer number (1071117172).

Almost surely, 2^2142234343 is an apocalyptic number.

2142234343 is a deficient number, since it is larger than the sum of its proper divisors (1).

2142234343 is an equidigital number, since it uses as much as digits as its factorization.

2142234343 is an evil number, because the sum of its binary digits is even.

The product of its digits is 13824, while the sum is 28.

The square root of 2142234343 is about 46284.2774924704. The cubic root of 2142234343 is about 1289.1070765205.

Adding to 2142234343 its reverse (3434322412), we get a palindrome (5576556755).

The spelling of 2142234343 in words is "two billion, one hundred forty-two million, two hundred thirty-four thousand, three hundred forty-three".