1202310323012 has 24 divisors (see below), whose sum is σ = 2144172038400. Its totient is φ = 589732285856.

The previous prime is 1202310323009. The next prime is 1202310323057. The reversal of 1202310323012 is 2103230132021.

It is a super-2 number, since 2×1202310323012² (a number of 25 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5204843 + ... + 5430930.

It is an arithmetic number, because the mean of its divisors is an integer number (89340501600).

Almost surely, 2^{1202310323012} is an apocalyptic number.

It is an amenable number.

1202310323012 is a deficient number, since it is larger than the sum of its proper divisors (941861715388).

1202310323012 is a wasteful number, since it uses less digits than its factorization.

1202310323012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10636315 (or 10636313 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 20.

Adding to 1202310323012 its reverse (2103230132021), we get a palindrome (3305540455033).

The spelling of 1202310323012 in words is "one trillion, two hundred two billion, three hundred ten million, three hundred twenty-three thousand, twelve".