2130123033111 has 16 divisors (see below), whose sum is σ = 2859652504800. Its totient is φ = 1410340638720.

The previous prime is 2130123033089. The next prime is 2130123033163. The reversal of 2130123033111 is 1113303210312.

It is a happy number.

It is not a de Polignac number, because 2130123033111 - 2⁹ = 2130123032599 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2130123033211) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2669751 + ... + 3374583.

It is an arithmetic number, because the mean of its divisors is an integer number (178728281550).

Almost surely, 2^{2130123033111} is an apocalyptic number.

2130123033111 is a deficient number, since it is larger than the sum of its proper divisors (729529471689).

2130123033111 is a wasteful number, since it uses less digits than its factorization.

2130123033111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 711746.

The product of its (nonzero) digits is 324, while the sum is 21.

Adding to 2130123033111 its reverse (1113303210312), we get a palindrome (3243426243423).

The spelling of 2130123033111 in words is "two trillion, one hundred thirty billion, one hundred twenty-three million, thirty-three thousand, one hundred eleven".