213351146131 has 16 divisors (see below), whose sum is σ = 220883281920. Its totient is φ = 205941372480.

The previous prime is 213351146083. The next prime is 213351146149. The reversal of 213351146131 is 131641153312.

It is a cyclic number.

It is not a de Polignac number, because 213351146131 - 2¹⁵ = 213351113363 is a prime.

It is a super-2 number, since 2×213351146131² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 213351146093 and 213351146102.

It is not an unprimeable number, because it can be changed into a prime (213351146831) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1418730 + ... + 1561888.

It is an arithmetic number, because the mean of its divisors is an integer number (13805205120).

Almost surely, 2^213351146131 is an apocalyptic number.

213351146131 is a deficient number, since it is larger than the sum of its proper divisors (7532135789).

213351146131 is a wasteful number, since it uses less digits than its factorization.

213351146131 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 143586.

The product of its digits is 6480, while the sum is 31.

Adding to 213351146131 its reverse (131641153312), we get a palindrome (344992299443).

The spelling of 213351146131 in words is "two hundred thirteen billion, three hundred fifty-one million, one hundred forty-six thousand, one hundred thirty-one".