226163210131 has 16 divisors (see below), whose sum is σ = 252092800800. Its totient is φ = 201638481408.

The previous prime is 226163210129. The next prime is 226163210183. The reversal of 226163210131 is 131012361622.

It is a cyclic number.

It is not a de Polignac number, because 226163210131 - 2¹ = 226163210129 is a prime.

It is a super-2 number, since 2×226163210131² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 226163210131.

It is not an unprimeable number, because it can be changed into a prime (226163210731) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4760965 + ... + 4808233.

It is an arithmetic number, because the mean of its divisors is an integer number (15755800050).

Almost surely, 2^226163210131 is an apocalyptic number.

226163210131 is a deficient number, since it is larger than the sum of its proper divisors (25929590669).

226163210131 is a wasteful number, since it uses less digits than its factorization.

226163210131 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 62118.

The product of its (nonzero) digits is 2592, while the sum is 28.

Adding to 226163210131 its reverse (131012361622), we get a palindrome (357175571753).

The spelling of 226163210131 in words is "two hundred twenty-six billion, one hundred sixty-three million, two hundred ten thousand, one hundred thirty-one".