1012023200312 has 16 divisors (see below), whose sum is σ = 1897841998800. Its totient is φ = 505932000640.

The previous prime is 1012023200233. The next prime is 1012023200323. The reversal of 1012023200312 is 2130023202101.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9895889 + ... + 9997632.

It is an arithmetic number, because the mean of its divisors is an integer number (118615124925).

Almost surely, 2^{1012023200312} is an apocalyptic number.

It is an amenable number.

1012023200312 is a deficient number, since it is larger than the sum of its proper divisors (885818798488).

1012023200312 is a wasteful number, since it uses less digits than its factorization.

1012023200312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19899886 (or 19899882 counting only the distinct ones).

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

Adding to 1012023200312 its reverse (2130023202101), we get a palindrome (3142046402413).

The spelling of 1012023200312 in words is "one trillion, twelve billion, twenty-three million, two hundred thousand, three hundred twelve".