1303220323212 has 12 divisors (see below), whose sum is σ = 3040847420856. Its totient is φ = 434406774400.

The previous prime is 1303220323177. The next prime is 1303220323253. The reversal of 1303220323212 is 2123230223031.

It is a tau number, because it is divible by the number of its divisors (12).

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 54300846789 + ... + 54300846812.

It is an arithmetic number, because the mean of its divisors is an integer number (253403951738).

Almost surely, 2^{1303220323212} is an apocalyptic number.

1303220323212 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1303220323212 is an abundant number, since it is smaller than the sum of its proper divisors (1737627097644).

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

1303220323212 is a wasteful number, since it uses less digits than its factorization.

1303220323212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 108601693608 (or 108601693606 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 24.

Adding to 1303220323212 its reverse (2123230223031), we get a palindrome (3426450546243).

The spelling of 1303220323212 in words is "one trillion, three hundred three billion, two hundred twenty million, three hundred twenty-three thousand, two hundred twelve".