1202303031312 has 40 divisors (see below), whose sum is σ = 3206141420800. Its totient is φ = 387839687040.

The previous prime is 1202303031263. The next prime is 1202303031331. The reversal of 1202303031312 is 2131303032021.

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 7 ways as a sum of consecutive naturals, for example, 403998187 + ... + 404001162.

It is an arithmetic number, because the mean of its divisors is an integer number (80153535520).

Almost surely, 2^{1202303031312} is an apocalyptic number.

1202303031312 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1202303031312 is an abundant number, since it is smaller than the sum of its proper divisors (2003838389488).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1202303031312 is a wasteful number, since it uses less digits than its factorization.

1202303031312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 807999391 (or 807999385 counting only the distinct ones).

The product of its (nonzero) digits is 648, while the sum is 21.

Adding to 1202303031312 its reverse (2131303032021), we get a palindrome (3333606063333).

The spelling of 1202303031312 in words is "one trillion, two hundred two billion, three hundred three million, thirty-one thousand, three hundred twelve".