2133213013123 has 6 divisors (see below), whose sum is σ = 2266077491756. Its totient is φ = 2007729894432.

The previous prime is 2133213013121. The next prime is 2133213013133. The reversal of 2133213013123 is 3213103123312.

It is not a de Polignac number, because 2133213013123 - 2¹ = 2133213013121 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2133213013121) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 3690679665 + ... + 3690680242.

Almost surely, 2^{2133213013123} is an apocalyptic number.

2133213013123 is a deficient number, since it is larger than the sum of its proper divisors (132864478633).

2133213013123 is an equidigital number, since it uses as much as digits as its factorization.

2133213013123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7381359941 (or 7381359924 counting only the distinct ones).

The product of its (nonzero) digits is 1944, while the sum is 25.

Adding to 2133213013123 its reverse (3213103123312), we get a palindrome (5346316136435).

The spelling of 2133213013123 in words is "two trillion, one hundred thirty-three billion, two hundred thirteen million, thirteen thousand, one hundred twenty-three".