213232102101 has 8 divisors (see below), whose sum is σ = 315899410560. Its totient is φ = 142154734716.

The previous prime is 213232102079. The next prime is 213232102121. The reversal of 213232102101 is 101201232312.

213232102101 is a `hidden beast` number, since 2 + 132 + 321 + 0 + 210 + 1 = 666.

It is not a de Polignac number, because 213232102101 - 2¹⁰ = 213232101077 is a prime.

It is a super-2 number, since 2×213232102101² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (213232102121) 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, 3948742605 + ... + 3948742658.

It is an arithmetic number, because the mean of its divisors is an integer number (39487426320).

Almost surely, 2^213232102101 is an apocalyptic number.

It is an amenable number.

213232102101 is a deficient number, since it is larger than the sum of its proper divisors (102667308459).

213232102101 is an equidigital number, since it uses as much as digits as its factorization.

213232102101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7897485272 (or 7897485266 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 18.

Adding to 213232102101 its reverse (101201232312), we get a palindrome (314433334413).

The spelling of 213232102101 in words is "two hundred thirteen billion, two hundred thirty-two million, one hundred two thousand, one hundred one".