1302320211312 has 20 divisors (see below), whose sum is σ = 3364327212680. Its totient is φ = 434106737088.

The previous prime is 1302320211293. The next prime is 1302320211337. The reversal of 1302320211312 is 2131120232031.

It is a super-2 number, since 2×1302320211312² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

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, 13565835487 + ... + 13565835582.

It is an arithmetic number, because the mean of its divisors is an integer number (168216360634).

Almost surely, 2^{1302320211312} is an apocalyptic number.

1302320211312 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1302320211312 is an abundant number, since it is smaller than the sum of its proper divisors (2062007001368).

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

1302320211312 is a wasteful number, since it uses less digits than its factorization.

1302320211312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27131671080 (or 27131671074 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 21.

Adding to 1302320211312 its reverse (2131120232031), we get a palindrome (3433440443343).

The spelling of 1302320211312 in words is "one trillion, three hundred two billion, three hundred twenty million, two hundred eleven thousand, three hundred twelve".