1302212012312 has 16 divisors (see below), whose sum is σ = 2442523021200. Its totient is φ = 650872540000.

The previous prime is 1302212012263. The next prime is 1302212012329. The reversal of 1302212012312 is 2132102122031.

It is a super-2 number, since 2×1302212012312² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 29159564 + ... + 29204187.

It is an arithmetic number, because the mean of its divisors is an integer number (152657688825).

Almost surely, 2^{1302212012312} is an apocalyptic number.

It is an amenable number.

1302212012312 is a deficient number, since it is larger than the sum of its proper divisors (1140311008888).

1302212012312 is a wasteful number, since it uses less digits than its factorization.

1302212012312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 58366546 (or 58366542 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 20.

Adding to 1302212012312 its reverse (2132102122031), we get a palindrome (3434314134343).

The spelling of 1302212012312 in words is "one trillion, three hundred two billion, two hundred twelve million, twelve thousand, three hundred twelve".