1200112343134 has 16 divisors (see below), whose sum is σ = 1862344023120. Its totient is φ = 579333240640.

The previous prime is 1200112343107. The next prime is 1200112343137. The reversal of 1200112343134 is 4313432110021.

It is a super-2 number, since 2×1200112343134² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1200112343099 and 1200112343108.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1200112343137) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 540354 + ... + 1640794.

It is an arithmetic number, because the mean of its divisors is an integer number (116396501445).

Almost surely, 2^{1200112343134} is an apocalyptic number.

1200112343134 is a deficient number, since it is larger than the sum of its proper divisors (662231679986).

1200112343134 is a wasteful number, since it uses less digits than its factorization.

1200112343134 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1119275.

The product of its (nonzero) digits is 1728, while the sum is 25.

Adding to 1200112343134 its reverse (4313432110021), we get a palindrome (5513544453155).

The spelling of 1200112343134 in words is "one trillion, two hundred billion, one hundred twelve million, three hundred forty-three thousand, one hundred thirty-four".