10103111313123 has 16 divisors (see below), whose sum is σ = 13560437784960. Its totient is φ = 6690698386944.

The previous prime is 10103111313077. The next prime is 10103111313133. The reversal of 10103111313123 is 32131311130101.

It is not a de Polignac number, because 10103111313123 - 2¹³ = 10103111304931 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 10103111313123.

It is not an unprimeable number, because it can be changed into a prime (10103111313133) 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, 12378513 + ... + 13169426.

It is an arithmetic number, because the mean of its divisors is an integer number (847527361560).

Almost surely, 2^{10103111313123} is an apocalyptic number.

10103111313123 is a deficient number, since it is larger than the sum of its proper divisors (3457326471837).

10103111313123 is a wasteful number, since it uses less digits than its factorization.

10103111313123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25548818.

The product of its (nonzero) digits is 162, while the sum is 21.

Adding to 10103111313123 its reverse (32131311130101), we get a palindrome (42234422443224).

The spelling of 10103111313123 in words is "ten trillion, one hundred three billion, one hundred eleven million, three hundred thirteen thousand, one hundred twenty-three".