12013313103 has 96 divisors (see below), whose sum is σ = 21091000320. Its totient is φ = 6503112000.

The previous prime is 12013313101. The next prime is 12013313131. The reversal of 12013313103 is 30131331021.

It is a happy number.

12013313103 is a `hidden beast` number, since 1 + 20 + 1 + 331 + 310 + 3 = 666.

It is not a de Polignac number, because 12013313103 - 2¹ = 12013313101 is a prime.

It is a super-2 number, since 2×12013313103² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12013313101) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 3069718 + ... + 3073628.

It is an arithmetic number, because the mean of its divisors is an integer number (219697920).

Almost surely, 2^12013313103 is an apocalyptic number.

12013313103 is a deficient number, since it is larger than the sum of its proper divisors (9077687217).

12013313103 is a wasteful number, since it uses less digits than its factorization.

12013313103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4041 (or 4038 counting only the distinct ones).

The product of its (nonzero) digits is 162, while the sum is 18.

Adding to 12013313103 its reverse (30131331021), we get a palindrome (42144644124).

The spelling of 12013313103 in words is "twelve billion, thirteen million, three hundred thirteen thousand, one hundred three".