1031203342323 has 48 divisors (see below), whose sum is σ = 1857999686400. Its totient is φ = 535418648640.

The previous prime is 1031203342283. The next prime is 1031203342343. The reversal of 1031203342323 is 3232433021301.

1031203342323 is a `hidden beast` number, since 1 + 0 + 3 + 1 + 2 + 0 + 334 + 2 + 323 = 666.

It is not a de Polignac number, because 1031203342323 - 2³³ = 1022613407731 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1031203342343) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 995493 + ... + 1747401.

It is an arithmetic number, because the mean of its divisors is an integer number (38708326800).

Almost surely, 2^{1031203342323} is an apocalyptic number.

1031203342323 is a deficient number, since it is larger than the sum of its proper divisors (826796344077).

1031203342323 is a wasteful number, since it uses less digits than its factorization.

1031203342323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 753912 (or 753909 counting only the distinct ones).

The product of its (nonzero) digits is 7776, while the sum is 27.

Adding to 1031203342323 its reverse (3232433021301), we get a palindrome (4263636363624).

It can be divided in two parts, 103120 and 3342323, that added together give a palindrome (3445443).

The spelling of 1031203342323 in words is "one trillion, thirty-one billion, two hundred three million, three hundred forty-two thousand, three hundred twenty-three".