1302310331112 has 64 divisors (see below), whose sum is σ = 3750185041920. Its totient is φ = 369158827968.

The previous prime is 1302310331093. The next prime is 1302310331137. The reversal of 1302310331112 is 2111330132031.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 30497748 + ... + 30540419.

It is an arithmetic number, because the mean of its divisors is an integer number (58596641280).

Almost surely, 2^{1302310331112} is an apocalyptic number.

1302310331112 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1302310331112 is an abundant number, since it is smaller than the sum of its proper divisors (2447874710808).

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

1302310331112 is a wasteful number, since it uses less digits than its factorization.

1302310331112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 61038310 (or 61038306 counting only the distinct ones).

The product of its (nonzero) digits is 324, while the sum is 21.

Adding to 1302310331112 its reverse (2111330132031), we get a palindrome (3413640463143).

The spelling of 1302310331112 in words is "one trillion, three hundred two billion, three hundred ten million, three hundred thirty-one thousand, one hundred twelve".