203111011244044 has 24 divisors (see below), whose sum is σ = 355601841204960. Its totient is φ = 101510491280256.

The previous prime is 203111011244041. The next prime is 203111011244083. The reversal of 203111011244044 is 440442110111302.

It is a happy number.

203111011244044 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (203111011244041) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 133863454 + ... + 135372250.

It is an arithmetic number, because the mean of its divisors is an integer number (14816743383540).

Almost surely, 2^{203111011244044} is an apocalyptic number.

It is an amenable number.

203111011244044 is a deficient number, since it is larger than the sum of its proper divisors (152490829960916).

203111011244044 is a wasteful number, since it uses less digits than its factorization.

203111011244044 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1523697 (or 1523695 counting only the distinct ones).

The product of its (nonzero) digits is 3072, while the sum is 28.

Adding to 203111011244044 its reverse (440442110111302), we get a palindrome (643553121355346).

The spelling of 203111011244044 in words is "two hundred three trillion, one hundred eleven billion, eleven million, two hundred forty-four thousand, forty-four".