243312111130 has 32 divisors (see below), whose sum is σ = 479464826688. Its totient is φ = 88164480000.

The previous prime is 243312111101. The next prime is 243312111157. The reversal of 243312111130 is 31111213342.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3876871 + ... + 3939130.

It is an arithmetic number, because the mean of its divisors is an integer number (14983275834).

Almost surely, 2^243312111130 is an apocalyptic number.

243312111130 is a deficient number, since it is larger than the sum of its proper divisors (236152715558).

243312111130 is a wasteful number, since it uses less digits than its factorization.

243312111130 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7816302.

The product of its (nonzero) digits is 432, while the sum is 22.

Adding to 243312111130 its reverse (31111213342), we get a palindrome (274423324472).

The spelling of 243312111130 in words is "two hundred forty-three billion, three hundred twelve million, one hundred eleven thousand, one hundred thirty".