1123201310103 has 12 divisors (see below), whose sum is σ = 1623846610360. Its totient is φ = 748134080496.

The previous prime is 1123201310069. The next prime is 1123201310107. The reversal of 1123201310103 is 3010131023211.

1123201310103 is a `hidden beast` number, since 112 + 320 + 131 + 0 + 103 = 666.

It is not a de Polignac number, because 1123201310103 - 2⁶ = 1123201310039 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1123201310107) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 55555408 + ... + 55575621.

Almost surely, 2^{1123201310103} is an apocalyptic number.

1123201310103 is a deficient number, since it is larger than the sum of its proper divisors (500645300257).

1123201310103 is a wasteful number, since it uses less digits than its factorization.

1123201310103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 111132158 (or 111132155 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 18.

Adding to 1123201310103 its reverse (3010131023211), we get a palindrome (4133332333314).

The spelling of 1123201310103 in words is "one trillion, one hundred twenty-three billion, two hundred one million, three hundred ten thousand, one hundred three".