103111101123 has 8 divisors (see below), whose sum is σ = 137491338000. Its totient is φ = 68735799168.

The previous prime is 103111101077. The next prime is 103111101133. The reversal of 103111101123 is 321101111301.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 103111101123 - 2¹⁷ = 103110970051 is a prime.

It is a super-2 number, since 2×103111101123² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (103111101133) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1184698 + ... + 1268751.

It is an arithmetic number, because the mean of its divisors is an integer number (17186417250).

Almost surely, 2^103111101123 is an apocalyptic number.

103111101123 is a deficient number, since it is larger than the sum of its proper divisors (34380236877).

103111101123 is a wasteful number, since it uses less digits than its factorization.

103111101123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2467461.

The product of its (nonzero) digits is 18, while the sum is 15.

Adding to 103111101123 its reverse (321101111301), we get a palindrome (424212212424).

The spelling of 103111101123 in words is "one hundred three billion, one hundred eleven million, one hundred one thousand, one hundred twenty-three".