431421232033103 has 16 divisors (see below), whose sum is σ = 492165822236256. Its totient is φ = 374635308702720.

The previous prime is 431421232033087. The next prime is 431421232033117. The reversal of 431421232033103 is 301330232124134.

It is not a de Polignac number, because 431421232033103 - 2⁴ = 431421232033087 is a prime.

It is a super-2 number, since 2×431421232033103² (a number of 30 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 431421232033103.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (431421232033123) 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, 452875853 + ... + 453827478.

It is an arithmetic number, because the mean of its divisors is an integer number (30760363889766).

Almost surely, 2^{431421232033103} is an apocalyptic number.

431421232033103 is a deficient number, since it is larger than the sum of its proper divisors (60744590203153).

431421232033103 is a wasteful number, since it uses less digits than its factorization.

431421232033103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 906705514.

The product of its (nonzero) digits is 31104, while the sum is 32.

Adding to 431421232033103 its reverse (301330232124134), we get a palindrome (732751464157237).

The spelling of 431421232033103 in words is "four hundred thirty-one trillion, four hundred twenty-one billion, two hundred thirty-two million, thirty-three thousand, one hundred three".