2131123000233 has 8 divisors (see below), whose sum is σ = 2841505295200. Its totient is φ = 1420744686048.

The previous prime is 2131123000231. The next prime is 2131123000267. The reversal of 2131123000233 is 3320003211312.

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

It is not a de Polignac number, because 2131123000233 - 2¹ = 2131123000231 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2131123000231) 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, 635838 + ... + 2160216.

It is an arithmetic number, because the mean of its divisors is an integer number (355188161900).

Almost surely, 2^{2131123000233} is an apocalyptic number.

It is an amenable number.

2131123000233 is a deficient number, since it is larger than the sum of its proper divisors (710382294967).

2131123000233 is a wasteful number, since it uses less digits than its factorization.

2131123000233 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1990391.

The product of its (nonzero) digits is 648, while the sum is 21.

Adding to 2131123000233 its reverse (3320003211312), we get a palindrome (5451126211545).

The spelling of 2131123000233 in words is "two trillion, one hundred thirty-one billion, one hundred twenty-three million, two hundred thirty-three", and thus it is an aban number.