1031203202012 has 24 divisors (see below), whose sum is σ = 1826421252096. Its totient is φ = 509369058288.

The previous prime is 1031203201981. The next prime is 1031203202023. The reversal of 1031203202012 is 2102023021301.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11343323 + ... + 11433869.

It is an arithmetic number, because the mean of its divisors is an integer number (76100885504).

Almost surely, 2^{1031203202012} is an apocalyptic number.

It is an amenable number.

1031203202012 is a deficient number, since it is larger than the sum of its proper divisors (795218050084).

1031203202012 is a wasteful number, since it uses less digits than its factorization.

1031203202012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 124937 (or 124935 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 17.

Adding to 1031203202012 its reverse (2102023021301), we get a palindrome (3133226223313).

The spelling of 1031203202012 in words is "one trillion, thirty-one billion, two hundred three million, two hundred two thousand, twelve".