405230131143211 has 12 divisors (see below), whose sum is σ = 445448692889200. Its totient is φ = 368365844460240.

The previous prime is 405230131143209. The next prime is 405230131143239. The reversal of 405230131143211 is 112341131032504.

It is a happy number.

It is not a de Polignac number, because 405230131143211 - 2¹ = 405230131143209 is a prime.

It is a super-2 number, since 2×405230131143211² (a number of 30 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (405230131143251) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 112694631 + ... + 116234848.

Almost surely, 2^{405230131143211} is an apocalyptic number.

405230131143211 is a deficient number, since it is larger than the sum of its proper divisors (40218561745989).

405230131143211 is a wasteful number, since it uses less digits than its factorization.

405230131143211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 228944130 (or 228944119 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 31.

Adding to 405230131143211 its reverse (112341131032504), we get a palindrome (517571262175715).

The spelling of 405230131143211 in words is "four hundred five trillion, two hundred thirty billion, one hundred thirty-one million, one hundred forty-three thousand, two hundred eleven".