2123231013311 has 8 divisors (see below), whose sum is σ = 2124896505984. Its totient is φ = 2121566110360.

The previous prime is 2123231013307. The next prime is 2123231013313. The reversal of 2123231013311 is 1133101323212.

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 2123231013311 - 2² = 2123231013307 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2123231013313) 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, 7199030 + ... + 7488156.

It is an arithmetic number, because the mean of its divisors is an integer number (265612063248).

Almost surely, 2^{2123231013311} is an apocalyptic number.

2123231013311 is a deficient number, since it is larger than the sum of its proper divisors (1665492673).

2123231013311 is a wasteful number, since it uses less digits than its factorization.

2123231013311 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 294861.

The product of its (nonzero) digits is 648, while the sum is 23.

Adding to 2123231013311 its reverse (1133101323212), we get a palindrome (3256332336523).

The spelling of 2123231013311 in words is "two trillion, one hundred twenty-three billion, two hundred thirty-one million, thirteen thousand, three hundred eleven".