1233212115 has 8 divisors (see below), whose sum is σ = 1973139408. Its totient is φ = 657713120.

The previous prime is 1233212069. The next prime is 1233212131. The reversal of 1233212115 is 5112123321.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 1233212115 - 2¹² = 1233208019 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1233212091 and 1233212100.

It is an unprimeable number.

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 in 7 ways as a sum of consecutive naturals, for example, 41107056 + ... + 41107085.

It is an arithmetic number, because the mean of its divisors is an integer number (246642426).

Almost surely, 2^1233212115 is an apocalyptic number.

1233212115 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

1233212115 is a deficient number, since it is larger than the sum of its proper divisors (739927293).

1233212115 is an equidigital number, since it uses as much as digits as its factorization.

1233212115 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 82214149.

The product of its digits is 360, while the sum is 21.

The square root of 1233212115 is about 35117.1199701798. The cubic root of 1233212115 is about 1072.3731398898.

Adding to 1233212115 its reverse (5112123321), we get a palindrome (6345335436).

The spelling of 1233212115 in words is "one billion, two hundred thirty-three million, two hundred twelve thousand, one hundred fifteen".