1023431413203 has 6 divisors (see below), whose sum is σ = 1478289819084. Its totient is φ = 682287608796.

The previous prime is 1023431413187. The next prime is 1023431413219. The reversal of 1023431413203 is 3023141343201.

It is a happy number.

1023431413203 is a `hidden beast` number, since 1 + 0 + 2 + 3 + 43 + 1 + 413 + 203 = 666.

It is an interprime number because it is at equal distance from previous prime (1023431413187) and next prime (1023431413219).

It is not a de Polignac number, because 1023431413203 - 2⁴ = 1023431413187 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1023431413283) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 56857300725 + ... + 56857300742.

It is an arithmetic number, because the mean of its divisors is an integer number (246381636514).

Almost surely, 2^{1023431413203} is an apocalyptic number.

1023431413203 is a deficient number, since it is larger than the sum of its proper divisors (454858405881).

1023431413203 is a wasteful number, since it uses less digits than its factorization.

1023431413203 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 113714601473 (or 113714601470 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 27.

Adding to 1023431413203 its reverse (3023141343201), we get a palindrome (4046572756404).

The spelling of 1023431413203 in words is "one trillion, twenty-three billion, four hundred thirty-one million, four hundred thirteen thousand, two hundred three".