213002011001 has 6 divisors (see below), whose sum is σ = 230647148190. Its totient is φ = 196617240768.

The previous prime is 213002010997. The next prime is 213002011073. The reversal of 213002011001 is 100110200312.

It can be written as a sum of positive squares in 3 ways, for example, as 4791408400 + 208210602601 = 69220^2 + 456301^2 .

It is not a de Polignac number, because 213002011001 - 2² = 213002010997 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (213002011301) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 630183296 + ... + 630183633.

It is an arithmetic number, because the mean of its divisors is an integer number (38441191365).

Almost surely, 2^213002011001 is an apocalyptic number.

It is an amenable number.

213002011001 is a deficient number, since it is larger than the sum of its proper divisors (17645137189).

213002011001 is a wasteful number, since it uses less digits than its factorization.

213002011001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1260366955 (or 1260366942 counting only the distinct ones).

The product of its (nonzero) digits is 12, while the sum is 11.

Adding to 213002011001 its reverse (100110200312), we get a palindrome (313112211313).

The spelling of 213002011001 in words is "two hundred thirteen billion, two million, eleven thousand, one".