1302130111212 has 96 divisors (see below), whose sum is σ = 4061224563200. Its totient is φ = 352456266816.

The previous prime is 1302130111211. The next prime is 1302130111267. The reversal of 1302130111212 is 2121110312031.

1302130111212 is a `hidden beast` number, since 130 + 21 + 301 + 1 + 1 + 212 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is not an unprimeable number, because it can be changed into a prime (1302130111211) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 45311803 + ... + 45340530.

Almost surely, 2^{1302130111212} is an apocalyptic number.

1302130111212 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1302130111212 is an abundant number, since it is smaller than the sum of its proper divisors (2759094451988).

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

1302130111212 is a wasteful number, since it uses less digits than its factorization.

1302130111212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 90652372 (or 90652364 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 18.

Adding to 1302130111212 its reverse (2121110312031), we get a palindrome (3423240423243).

The spelling of 1302130111212 in words is "one trillion, three hundred two billion, one hundred thirty million, one hundred eleven thousand, two hundred twelve".