2111202133123 has 8 divisors (see below), whose sum is σ = 2127451342016. Its totient is φ = 2095003310400.

The previous prime is 2111202133097. The next prime is 2111202133163. The reversal of 2111202133123 is 3213312021112.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 2111202133123 - 2⁵ = 2111202133091 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2111202133094 and 2111202133103.

It is not an unprimeable number, because it can be changed into a prime (2111202133163) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12512418 + ... + 12680023.

It is an arithmetic number, because the mean of its divisors is an integer number (265931417752).

Almost surely, 2^{2111202133123} is an apocalyptic number.

2111202133123 is a deficient number, since it is larger than the sum of its proper divisors (16249208893).

2111202133123 is a wasteful number, since it uses less digits than its factorization.

2111202133123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25193085.

The product of its (nonzero) digits is 432, while the sum is 22.

Adding to 2111202133123 its reverse (3213312021112), we get a palindrome (5324514154235).

The spelling of 2111202133123 in words is "two trillion, one hundred eleven billion, two hundred two million, one hundred thirty-three thousand, one hundred twenty-three".