203344101120431 has 16 divisors (see below), whose sum is σ = 204381862035456. Its totient is φ = 202307493580416.

The previous prime is 203344101120257. The next prime is 203344101120467. The reversal of 203344101120431 is 134021101443302.

It is not a de Polignac number, because 203344101120431 - 2³⁸ = 203069223213487 is a prime.

It is a super-3 number, since 3×203344101120431³ (a number of 44 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 203344101120394 and 203344101120403.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (203344101120631) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3623804231 + ... + 3623860343.

It is an arithmetic number, because the mean of its divisors is an integer number (12773866377216).

Almost surely, 2^{203344101120431} is an apocalyptic number.

203344101120431 is a deficient number, since it is larger than the sum of its proper divisors (1037760915025).

203344101120431 is a wasteful number, since it uses less digits than its factorization.

203344101120431 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 66062.

The product of its (nonzero) digits is 6912, while the sum is 29.

Adding to 203344101120431 its reverse (134021101443302), we get a palindrome (337365202563733).

The spelling of 203344101120431 in words is "two hundred three trillion, three hundred forty-four billion, one hundred one million, one hundred twenty thousand, four hundred thirty-one".