2150243011123 has 8 divisors (see below), whose sum is σ = 2155084833200. Its totient is φ = 2145401786880.

The previous prime is 2150243011099. The next prime is 2150243011127. The reversal of 2150243011123 is 3211103420512.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2150243011123 is a prime.

It is a super-2 number, since 2×2150243011123² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2150243011127) 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, 7490563 + ... + 7772323.

It is an arithmetic number, because the mean of its divisors is an integer number (269385604150).

Almost surely, 2^{2150243011123} is an apocalyptic number.

2150243011123 is a deficient number, since it is larger than the sum of its proper divisors (4841822077).

2150243011123 is a wasteful number, since it uses less digits than its factorization.

2150243011123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 298917.

The product of its (nonzero) digits is 1440, while the sum is 25.

Adding to 2150243011123 its reverse (3211103420512), we get a palindrome (5361346431635).

The spelling of 2150243011123 in words is "two trillion, one hundred fifty billion, two hundred forty-three million, eleven thousand, one hundred twenty-three".