12111200410342 has 32 divisors (see below), whose sum is σ = 20143753360128. Its totient is φ = 5414699940000.

The previous prime is 12111200410327. The next prime is 12111200410349. The reversal of 12111200410342 is 24301400211121.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12111200410349) 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, 62723967 + ... + 62916757.

It is an arithmetic number, because the mean of its divisors is an integer number (629492292504).

Almost surely, 2^{12111200410342} is an apocalyptic number.

12111200410342 is a deficient number, since it is larger than the sum of its proper divisors (8032552949786).

12111200410342 is a wasteful number, since it uses less digits than its factorization.

12111200410342 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 239676.

The product of its (nonzero) digits is 384, while the sum is 22.

Adding to 12111200410342 its reverse (24301400211121), we get a palindrome (36412600621463).

The spelling of 12111200410342 in words is "twelve trillion, one hundred eleven billion, two hundred million, four hundred ten thousand, three hundred forty-two".