12031434201142 has 16 divisors (see below), whose sum is σ = 19083691073664. Its totient is φ = 5679669960000.

The previous prime is 12031434201109. The next prime is 12031434201179. The reversal of 12031434201142 is 24110243413021.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 12031434201142.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2366526609 + ... + 2366531692.

It is an arithmetic number, because the mean of its divisors is an integer number (1192730692104).

Almost surely, 2^{12031434201142} is an apocalyptic number.

12031434201142 is a deficient number, since it is larger than the sum of its proper divisors (7052256872522).

12031434201142 is a wasteful number, since it uses less digits than its factorization.

12031434201142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4733058375.

The product of its (nonzero) digits is 4608, while the sum is 28.

Adding to 12031434201142 its reverse (24110243413021), we get a palindrome (36141677614163).

The spelling of 12031434201142 in words is "twelve trillion, thirty-one billion, four hundred thirty-four million, two hundred one thousand, one hundred forty-two".