2043213113 has 2 divisors, whose sum is σ = 2043213114. Its totient is φ = 2043213112.

The previous prime is 2043213091. The next prime is 2043213167. The reversal of 2043213113 is 3113123402.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1580619049 + 462594064 = 39757^2 + 21508^2 .

It is a cyclic number.

It is not a de Polignac number, because 2043213113 - 2¹⁸ = 2042950969 is a prime.

It is not a weakly prime, because it can be changed into another prime (2043213713) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1021606556 + 1021606557.

It is an arithmetic number, because the mean of its divisors is an integer number (1021606557).

Almost surely, 2^2043213113 is an apocalyptic number.

It is an amenable number.

2043213113 is a deficient number, since it is larger than the sum of its proper divisors (1).

2043213113 is an equidigital number, since it uses as much as digits as its factorization.

2043213113 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 432, while the sum is 20.

The square root of 2043213113 is about 45201.9149262506. The cubic root of 2043213113 is about 1268.9306544088.

Adding to 2043213113 its reverse (3113123402), we get a palindrome (5156336515).

The spelling of 2043213113 in words is "two billion, forty-three million, two hundred thirteen thousand, one hundred thirteen".