2123132331211 has 8 divisors (see below), whose sum is σ = 2215986464160. Its totient is φ = 2030323534272.

The previous prime is 2123132331167. The next prime is 2123132331223. The reversal of 2123132331211 is 1121332313212.

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 2123132331211 - 2⁹ = 2123132330699 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2123132331011) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11238276 + ... + 11425633.

It is an arithmetic number, because the mean of its divisors is an integer number (276998308020).

Almost surely, 2^{2123132331211} is an apocalyptic number.

2123132331211 is a deficient number, since it is larger than the sum of its proper divisors (92854132949).

2123132331211 is a wasteful number, since it uses less digits than its factorization.

2123132331211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22668005.

The product of its digits is 1296, while the sum is 25.

Adding to 2123132331211 its reverse (1121332313212), we get a palindrome (3244464644423).

The spelling of 2123132331211 in words is "two trillion, one hundred twenty-three billion, one hundred thirty-two million, three hundred thirty-one thousand, two hundred eleven".