1230021301312 has 28 divisors (see below), whose sum is σ = 2442131107600. Its totient is φ = 614681179776.

The previous prime is 1230021301297. The next prime is 1230021301343. The reversal of 1230021301312 is 2131031200321.

It is a self number, because there is not a number n which added to its sum of digits gives 1230021301312.

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, 5027562 + ... + 5266537.

Almost surely, 2^{1230021301312} is an apocalyptic number.

It is an amenable number.

1230021301312 is a deficient number, since it is larger than the sum of its proper divisors (1212109806288).

1230021301312 is a wasteful number, since it uses less digits than its factorization.

1230021301312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10295978 (or 10295968 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 19.

Adding to 1230021301312 its reverse (2131031200321), we get a palindrome (3361052501633).

The spelling of 1230021301312 in words is "one trillion, two hundred thirty billion, twenty-one million, three hundred one thousand, three hundred twelve".