2013343123 has 12 divisors (see below), whose sum is σ = 2257357032. Its totient is φ = 1780830720.

The previous prime is 2013343093. The next prime is 2013343153. The reversal of 2013343123 is 3213433102.

It is an interprime number because it is at equal distance from previous prime (2013343093) and next prime (2013343153).

It is not a de Polignac number, because 2013343123 - 2¹³ = 2013334931 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2013343094 and 2013343103.

It is not an unprimeable number, because it can be changed into a prime (2013343153) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 51790 + ... + 81907.

It is an arithmetic number, because the mean of its divisors is an integer number (188113086).

Almost surely, 2^2013343123 is an apocalyptic number.

2013343123 is a deficient number, since it is larger than the sum of its proper divisors (244013909).

2013343123 is a wasteful number, since it uses less digits than its factorization.

2013343123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 133782 (or 133745 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 22.

The square root of 2013343123 is about 44870.2922098798. The cubic root of 2013343123 is about 1262.7167221716.

Adding to 2013343123 its reverse (3213433102), we get a palindrome (5226776225).

The spelling of 2013343123 in words is "two billion, thirteen million, three hundred forty-three thousand, one hundred twenty-three".