130000022231 has 2 divisors, whose sum is σ = 130000022232. Its totient is φ = 130000022230.

The previous prime is 130000022221. The next prime is 130000022237. The reversal of 130000022231 is 132220000031.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-130000022231 is a prime.

It is a super-2 number, since 2×130000022231² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (130000022237) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 65000011115 + 65000011116.

It is an arithmetic number, because the mean of its divisors is an integer number (65000011116).

Almost surely, 2^130000022231 is an apocalyptic number.

130000022231 is a deficient number, since it is larger than the sum of its proper divisors (1).

130000022231 is an equidigital number, since it uses as much as digits as its factorization.

130000022231 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 72, while the sum is 14.

Adding to 130000022231 its reverse (132220000031), we get a palindrome (262220022262).

It can be divided in two parts, 1300000 and 22231, that added together give a palindrome (1322231).

The spelling of 130000022231 in words is "one hundred thirty billion, twenty-two thousand, two hundred thirty-one".