213113311001 has 4 divisors (see below), whose sum is σ = 213115110912. Its totient is φ = 213111511092.

The previous prime is 213113310983. The next prime is 213113311031. The reversal of 213113311001 is 100113311312.

213113311001 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 213113311001 - 2¹⁰ = 213113309977 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (213113311031) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 708821 + ... + 963666.

It is an arithmetic number, because the mean of its divisors is an integer number (53278777728).

Almost surely, 2^213113311001 is an apocalyptic number.

It is an amenable number.

213113311001 is a deficient number, since it is larger than the sum of its proper divisors (1799911).

213113311001 is a wasteful number, since it uses less digits than its factorization.

213113311001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1799910.

The product of its (nonzero) digits is 54, while the sum is 17.

Adding to 213113311001 its reverse (100113311312), we get a palindrome (313226622313).

The spelling of 213113311001 in words is "two hundred thirteen billion, one hundred thirteen million, three hundred eleven thousand, one".