1231200044234 has 16 divisors (see below), whose sum is σ = 1886135666688. Its totient is φ = 602488738512.

The previous prime is 1231200044233. The next prime is 1231200044237. The reversal of 1231200044234 is 4324400021321.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (1231200044233) 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, 5097752 + ... + 5333804.

It is an arithmetic number, because the mean of its divisors is an integer number (117883479168).

Almost surely, 2^{1231200044234} is an apocalyptic number.

1231200044234 is a deficient number, since it is larger than the sum of its proper divisors (654935622454).

1231200044234 is a wasteful number, since it uses less digits than its factorization.

1231200044234 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 291589.

The product of its (nonzero) digits is 4608, while the sum is 26.

Adding to 1231200044234 its reverse (4324400021321), we get a palindrome (5555600065555).

The spelling of 1231200044234 in words is "one trillion, two hundred thirty-one billion, two hundred million, forty-four thousand, two hundred thirty-four".