1302212331212 has 96 divisors (see below), whose sum is σ = 2569725430272. Its totient is φ = 572906036736.

The previous prime is 1302212331197. The next prime is 1302212331271. The reversal of 1302212331212 is 2121332122031.

It is a Harshad number since it is a multiple of its sum of digits (23).

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 800375543 + ... + 800377169.

It is an arithmetic number, because the mean of its divisors is an integer number (26767973232).

Almost surely, 2^{1302212331212} is an apocalyptic number.

It is an amenable number.

1302212331212 is a deficient number, since it is larger than the sum of its proper divisors (1267513099060).

1302212331212 is a wasteful number, since it uses less digits than its factorization.

1302212331212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3567 (or 3565 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 23.

Adding to 1302212331212 its reverse (2121332122031), we get a palindrome (3423544453243).

The spelling of 1302212331212 in words is "one trillion, three hundred two billion, two hundred twelve million, three hundred thirty-one thousand, two hundred twelve".