112122123013 has 4 divisors (see below), whose sum is σ = 115152450700. Its totient is φ = 109091795328.

The previous prime is 112122122977. The next prime is 112122123031. The reversal of 112122123013 is 310321221211.

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

It can be written as a sum of positive squares in 2 ways, for example, as 79974708804 + 32147414209 = 282798^2 + 179297^2 .

It is a cyclic number.

It is not a de Polignac number, because 112122123013 - 2¹³ = 112122114821 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 (112122123313) 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, 1515163788 + ... + 1515163861.

It is an arithmetic number, because the mean of its divisors is an integer number (28788112675).

Almost surely, 2^112122123013 is an apocalyptic number.

It is an amenable number.

112122123013 is a deficient number, since it is larger than the sum of its proper divisors (3030327687).

112122123013 is an equidigital number, since it uses as much as digits as its factorization.

112122123013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3030327686.

The product of its (nonzero) digits is 144, while the sum is 19.

Adding to 112122123013 its reverse (310321221211), we get a palindrome (422443344224).

The spelling of 112122123013 in words is "one hundred twelve billion, one hundred twenty-two million, one hundred twenty-three thousand, thirteen".