213526100242 has 16 divisors (see below), whose sum is σ = 394202031552. Its totient is φ = 84471863760.

The previous prime is 213526100233. The next prime is 213526100251. The reversal of 213526100242 is 242001625312.

213526100242 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (213526100233) and next prime (213526100251).

It is a self number, because there is not a number n which added to its sum of digits gives 213526100242.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 586609984 + ... + 586610347.

It is an arithmetic number, because the mean of its divisors is an integer number (24637626972).

Almost surely, 2^213526100242 is an apocalyptic number.

213526100242 is a deficient number, since it is larger than the sum of its proper divisors (180675931310).

213526100242 is a wasteful number, since it uses less digits than its factorization.

213526100242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1173220353.

The product of its (nonzero) digits is 5760, while the sum is 28.

Adding to 213526100242 its reverse (242001625312), we get a palindrome (455527725554).

The spelling of 213526100242 in words is "two hundred thirteen billion, five hundred twenty-six million, one hundred thousand, two hundred forty-two".