213014444242 has 16 divisors (see below), whose sum is σ = 339720876792. Its totient is φ = 99826145280.

The previous prime is 213014444233. The next prime is 213014444249. The reversal of 213014444242 is 242444410312.

It is a happy number.

213014444242 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 208941324201 + 4073120041 = 457101^2 + 63821^2 .

It is not an unprimeable number, because it can be changed into a prime (213014444249) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12990003 + ... + 13006390.

Almost surely, 2^213014444242 is an apocalyptic number.

213014444242 is a deficient number, since it is larger than the sum of its proper divisors (126706432550).

213014444242 is a wasteful number, since it uses less digits than its factorization.

213014444242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25996653.

The product of its (nonzero) digits is 24576, while the sum is 31.

Adding to 213014444242 its reverse (242444410312), we get a palindrome (455458854554).

The spelling of 213014444242 in words is "two hundred thirteen billion, fourteen million, four hundred forty-four thousand, two hundred forty-two".