1031203321010 has 16 divisors (see below), whose sum is σ = 1887626419200. Its totient is φ = 405490119216.

The previous prime is 1031203321009. The next prime is 1031203321013. The reversal of 1031203321010 is 101233021301.

It is a self number, because there is not a number n which added to its sum of digits gives 1031203321010.

It is not an unprimeable number, because it can be changed into a prime (1031203321013) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 873900530 + ... + 873901709.

It is an arithmetic number, because the mean of its divisors is an integer number (117976651200).

Almost surely, 2^{1031203321010} is an apocalyptic number.

1031203321010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1031203321010 is a deficient number, since it is larger than the sum of its proper divisors (856423098190).

1031203321010 is a wasteful number, since it uses less digits than its factorization.

1031203321010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1747802305.

The product of its (nonzero) digits is 108, while the sum is 17.

Adding to 1031203321010 its reverse (101233021301), we get a palindrome (1132436342311).

The spelling of 1031203321010 in words is "one trillion, thirty-one billion, two hundred three million, three hundred twenty-one thousand, ten".