103012123103 has 16 divisors (see below), whose sum is σ = 110982500352. Its totient is φ = 95334096000.

The previous prime is 103012123099. The next prime is 103012123127. The reversal of 103012123103 is 301321210301.

It is a cyclic number.

It is not a de Polignac number, because 103012123103 - 2² = 103012123099 is a prime.

It is a super-2 number, since 2×103012123103² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (103012123183) 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 15 ways as a sum of consecutive naturals, for example, 3973463 + ... + 3999303.

It is an arithmetic number, because the mean of its divisors is an integer number (6936406272).

Almost surely, 2^103012123103 is an apocalyptic number.

103012123103 is a deficient number, since it is larger than the sum of its proper divisors (7970377249).

103012123103 is a wasteful number, since it uses less digits than its factorization.

103012123103 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31486.

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

Adding to 103012123103 its reverse (301321210301), we get a palindrome (404333333404).

The spelling of 103012123103 in words is "one hundred three billion, twelve million, one hundred twenty-three thousand, one hundred three".