1311123302 has 8 divisors (see below), whose sum is σ = 1966843296. Its totient is φ = 655508872.

The previous prime is 1311123301. The next prime is 1311123313. The reversal of 1311123302 is 2033211131.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1311123301) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 23603 + ... + 56385.

It is an arithmetic number, because the mean of its divisors is an integer number (245855412).

Almost surely, 2^1311123302 is an apocalyptic number.

1311123302 is a deficient number, since it is larger than the sum of its proper divisors (655719994).

1311123302 is a wasteful number, since it uses less digits than its factorization.

1311123302 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 52782.

The product of its (nonzero) digits is 108, while the sum is 17.

The square root of 1311123302 is about 36209.4366429526. The cubic root of 1311123302 is about 1094.4968399224.

Adding to 1311123302 its reverse (2033211131), we get a palindrome (3344334433).

The spelling of 1311123302 in words is "one billion, three hundred eleven million, one hundred twenty-three thousand, three hundred two".