1202031011103 has 16 divisors (see below), whose sum is σ = 1736582171520. Its totient is φ = 735173280864.

The previous prime is 1202031011047. The next prime is 1202031011107. The reversal of 1202031011103 is 3011101302021.

It is a happy number.

It is a de Polignac number, because none of the positive numbers 2^k-1202031011103 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1202031011107) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 94537533 + ... + 94550246.

It is an arithmetic number, because the mean of its divisors is an integer number (108536385720).

Almost surely, 2^{1202031011103} is an apocalyptic number.

1202031011103 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

1202031011103 is a deficient number, since it is larger than the sum of its proper divisors (534551160417).

1202031011103 is a wasteful number, since it uses less digits than its factorization.

1202031011103 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 189087958.

The product of its (nonzero) digits is 36, while the sum is 15.

Adding to 1202031011103 its reverse (3011101302021), we get a palindrome (4213132313124).

The spelling of 1202031011103 in words is "one trillion, two hundred two billion, thirty-one million, eleven thousand, one hundred three".