203113323323312 has 40 divisors (see below), whose sum is σ = 396159744674400. Its totient is φ = 100878623539200.

The previous prime is 203113323323303. The next prime is 203113323323353. The reversal of 203113323323312 is 213323323311302.

It is a happy number.

It is a super-3 number, since 3×203113323323312³ (a number of 44 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

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, 42406064 + ... + 46952112.

It is an arithmetic number, because the mean of its divisors is an integer number (9903993616860).

Almost surely, 2^{203113323323312} is an apocalyptic number.

It is an amenable number.

203113323323312 is a deficient number, since it is larger than the sum of its proper divisors (193046421351088).

203113323323312 is a wasteful number, since it uses less digits than its factorization.

203113323323312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4564701 (or 4564695 counting only the distinct ones).

The product of its (nonzero) digits is 34992, while the sum is 32.

Adding to 203113323323312 its reverse (213323323311302), we get a palindrome (416436646634614).

The spelling of 203113323323312 in words is "two hundred three trillion, one hundred thirteen billion, three hundred twenty-three million, three hundred twenty-three thousand, three hundred twelve".