213266116126 has 16 divisors (see below), whose sum is σ = 365803687296. Its totient is φ = 91348606296.

The previous prime is 213266116109. The next prime is 213266116153. The reversal of 213266116126 is 621611662312.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4237236 + ... + 4287271.

It is an arithmetic number, because the mean of its divisors is an integer number (22862730456).

Almost surely, 2^213266116126 is an apocalyptic number.

213266116126 is a deficient number, since it is larger than the sum of its proper divisors (152537571170).

213266116126 is a wasteful number, since it uses less digits than its factorization.

213266116126 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8526303.

The product of its digits is 31104, while the sum is 37.

Adding to 213266116126 its reverse (621611662312), we get a palindrome (834877778438).

The spelling of 213266116126 in words is "two hundred thirteen billion, two hundred sixty-six million, one hundred sixteen thousand, one hundred twenty-six".