40012200014123 has 4 divisors (see below), whose sum is σ = 40029975316248. Its totient is φ = 39994424712000.

The previous prime is 40012200014093. The next prime is 40012200014191. The reversal of 40012200014123 is 32141000221004.

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 40012200014123 - 2²⁸ = 40011931578667 is a prime.

It is a super-2 number, since 2×40012200014123² (a number of 28 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 40012200014095 and 40012200014104.

It is not an unprimeable number, because it can be changed into a prime (40012200014723) 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, 8887647686 + ... + 8887652187.

It is an arithmetic number, because the mean of its divisors is an integer number (10007493829062).

Almost surely, 2^{40012200014123} is an apocalyptic number.

40012200014123 is a deficient number, since it is larger than the sum of its proper divisors (17775302125).

40012200014123 is a wasteful number, since it uses less digits than its factorization.

40012200014123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17775302124.

The product of its (nonzero) digits is 384, while the sum is 20.

Adding to 40012200014123 its reverse (32141000221004), we get a palindrome (72153200235127).

The spelling of 40012200014123 in words is "forty trillion, twelve billion, two hundred million, fourteen thousand, one hundred twenty-three".