2112123152836 has 12 divisors (see below), whose sum is σ = 3704791426560. Its totient is φ = 1053611316680.

The previous prime is 2112123152833. The next prime is 2112123152903. The reversal of 2112123152836 is 6382513212112.

It is a super-2 number, since 2×2112123152836² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 2112123152795 and 2112123152804.

It is not an unprimeable number, because it can be changed into a prime (2112123152831) 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, 612562996 + ... + 612566443.

It is an arithmetic number, because the mean of its divisors is an integer number (308732618880).

Almost surely, 2^{2112123152836} is an apocalyptic number.

It is an amenable number.

2112123152836 is a deficient number, since it is larger than the sum of its proper divisors (1592668273724).

2112123152836 is a wasteful number, since it uses less digits than its factorization.

2112123152836 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1225129874 (or 1225129872 counting only the distinct ones).

The product of its digits is 34560, while the sum is 37.

Adding to 2112123152836 its reverse (6382513212112), we get a palindrome (8494636364948).

The spelling of 2112123152836 in words is "two trillion, one hundred twelve billion, one hundred twenty-three million, one hundred fifty-two thousand, eight hundred thirty-six".