201043324042 has 16 divisors (see below), whose sum is σ = 331158665664. Its totient is φ = 90778140000.

The previous prime is 201043324019. The next prime is 201043324073. The reversal of 201043324042 is 240423340102.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 201043323998 and 201043324016.

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, 30256059 + ... + 30262702.

It is an arithmetic number, because the mean of its divisors is an integer number (20697416604).

Almost surely, 2^201043324042 is an apocalyptic number.

201043324042 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

201043324042 is a deficient number, since it is larger than the sum of its proper divisors (130115341622).

201043324042 is a wasteful number, since it uses less digits than its factorization.

201043324042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 60518925.

The product of its (nonzero) digits is 4608, while the sum is 25.

Adding to 201043324042 its reverse (240423340102), we get a palindrome (441466664144).

The spelling of 201043324042 in words is "two hundred one billion, forty-three million, three hundred twenty-four thousand, forty-two".