1040202123103 has 16 divisors (see below), whose sum is σ = 1222092982656. Its totient is φ = 872870214240.

The previous prime is 1040202123089. The next prime is 1040202123113. The reversal of 1040202123103 is 3013212020401.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 1040202123103 - 2¹⁷ = 1040201992031 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1040202123113) 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, 5612076 + ... + 5794462.

It is an arithmetic number, because the mean of its divisors is an integer number (76380811416).

Almost surely, 2^{1040202123103} is an apocalyptic number.

1040202123103 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

1040202123103 is a deficient number, since it is larger than the sum of its proper divisors (181890859553).

1040202123103 is a wasteful number, since it uses less digits than its factorization.

1040202123103 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 222294.

The product of its (nonzero) digits is 288, while the sum is 19.

Adding to 1040202123103 its reverse (3013212020401), we get a palindrome (4053414143504).

The spelling of 1040202123103 in words is "one trillion, forty billion, two hundred two million, one hundred twenty-three thousand, one hundred three".