123036013343 has 4 divisors (see below), whose sum is σ = 123282579000. Its totient is φ = 122789447688.

The previous prime is 123036013339. The next prime is 123036013349. The reversal of 123036013343 is 343310630321.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 123036013343 - 2² = 123036013339 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 (123036013349) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 123282080 + ... + 123283077.

It is an arithmetic number, because the mean of its divisors is an integer number (30820644750).

Almost surely, 2^123036013343 is an apocalyptic number.

123036013343 is a deficient number, since it is larger than the sum of its proper divisors (246565657).

123036013343 is an equidigital number, since it uses as much as digits as its factorization.

123036013343 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 246565656.

The product of its (nonzero) digits is 11664, while the sum is 29.

Adding to 123036013343 its reverse (343310630321), we get a palindrome (466346643664).

The spelling of 123036013343 in words is "one hundred twenty-three billion, thirty-six million, thirteen thousand, three hundred forty-three".