1303111343112 has 32 divisors (see below), whose sum is σ = 3297028704480. Its totient is φ = 429137068160.

The previous prime is 1303111343063. The next prime is 1303111343113. The reversal of 1303111343112 is 2113431113031.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is not an unprimeable number, because it can be changed into a prime (1303111343113) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 327084189 + ... + 327088172.

It is an arithmetic number, because the mean of its divisors is an integer number (103032147015).

Almost surely, 2^{1303111343112} is an apocalyptic number.

1303111343112 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1303111343112 is an abundant number, since it is smaller than the sum of its proper divisors (1993917361368).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1303111343112 is a wasteful number, since it uses less digits than its factorization.

1303111343112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 654172453 (or 654172449 counting only the distinct ones).

The product of its (nonzero) digits is 648, while the sum is 24.

Adding to 1303111343112 its reverse (2113431113031), we get a palindrome (3416542456143).

The spelling of 1303111343112 in words is "one trillion, three hundred three billion, one hundred eleven million, three hundred forty-three thousand, one hundred twelve".