203423103344011 has 8 divisors (see below), whose sum is σ = 214129722776400. Its totient is φ = 192716497942560.

The previous prime is 203423103343961. The next prime is 203423103344057. The reversal of 203423103344011 is 110443301324302.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 203423103344011 - 2⁷ = 203423103343883 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (203423103348011) 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, 40245225 + ... + 45016933.

It is an arithmetic number, because the mean of its divisors is an integer number (26766215347050).

Almost surely, 2^{203423103344011} is an apocalyptic number.

203423103344011 is a deficient number, since it is larger than the sum of its proper divisors (10706619432389).

203423103344011 is a wasteful number, since it uses less digits than its factorization.

203423103344011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7015469.

The product of its (nonzero) digits is 20736, while the sum is 31.

Adding to 203423103344011 its reverse (110443301324302), we get a palindrome (313866404668313).

The spelling of 203423103344011 in words is "two hundred three trillion, four hundred twenty-three billion, one hundred three million, three hundred forty-four thousand, eleven".