28231222213282 has 16 divisors (see below), whose sum is σ = 46201487112000. Its totient is φ = 12831001046640.

The previous prime is 28231222213279. The next prime is 28231222213301.

28231222213282 is nontrivially palindromic in base 10.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 68423982 + ... + 68835337.

It is an arithmetic number, because the mean of its divisors is an integer number (2887592944500).

Almost surely, 2^{28231222213282} is an apocalyptic number.

28231222213282 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

28231222213282 is a deficient number, since it is larger than the sum of its proper divisors (17970264898718).

28231222213282 is a wasteful number, since it uses less digits than its factorization.

28231222213282 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 137268681.

The product of its digits is 147456, while the sum is 40.

The spelling of 28231222213282 in words is "twenty-eight trillion, two hundred thirty-one billion, two hundred twenty-two million, two hundred thirteen thousand, two hundred eighty-two".