1231202000012 has 12 divisors (see below), whose sum is σ = 2175936208656. Its totient is φ = 609505940400.

The previous prime is 1231202000011. The next prime is 1231202000029. The reversal of 1231202000012 is 2100002021321.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (1231202000011) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1523764448 + ... + 1523765255.

It is an arithmetic number, because the mean of its divisors is an integer number (181328017388).

Almost surely, 2^{1231202000012} is an apocalyptic number.

It is an amenable number.

1231202000012 is a deficient number, since it is larger than the sum of its proper divisors (944734208644).

1231202000012 is a wasteful number, since it uses less digits than its factorization.

1231202000012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3047529808 (or 3047529806 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 14.

Adding to 1231202000012 its reverse (2100002021321), we get a palindrome (3331204021333).

The spelling of 1231202000012 in words is "one trillion, two hundred thirty-one billion, two hundred two million, twelve", and thus it is an aban number.