284072229131 has 2 divisors, whose sum is σ = 284072229132. Its totient is φ = 284072229130.

The previous prime is 284072229113. The next prime is 284072229157. The reversal of 284072229131 is 131922270482.

Together with previous prime (284072229113) it forms an Ormiston pair, because they use the same digits, order apart.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 284072229131 - 2¹⁰ = 284072228107 is a prime.

It is a super-2 number, since 2×284072229131² (a number of 24 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (284072729131) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 142036114565 + 142036114566.

It is an arithmetic number, because the mean of its divisors is an integer number (142036114566).

Almost surely, 2^284072229131 is an apocalyptic number.

284072229131 is a deficient number, since it is larger than the sum of its proper divisors (1).

284072229131 is an equidigital number, since it uses as much as digits as its factorization.

284072229131 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 96768, while the sum is 41.

The spelling of 284072229131 in words is "two hundred eighty-four billion, seventy-two million, two hundred twenty-nine thousand, one hundred thirty-one".