1200111101133 has 8 divisors (see below), whose sum is σ = 1828740725568. Its totient is φ = 685777772064.

The previous prime is 1200111101131. The next prime is 1200111101141. The reversal of 1200111101133 is 3311011110021.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 1200111101133 - 2¹ = 1200111101131 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1200111101131) 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, 28574073816 + ... + 28574073857.

It is an arithmetic number, because the mean of its divisors is an integer number (228592590696).

Almost surely, 2^{1200111101133} is an apocalyptic number.

It is an amenable number.

1200111101133 is a deficient number, since it is larger than the sum of its proper divisors (628629624435).

1200111101133 is an equidigital number, since it uses as much as digits as its factorization.

1200111101133 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 57148147683.

The product of its (nonzero) digits is 18, while the sum is 15.

Adding to 1200111101133 its reverse (3311011110021), we get a palindrome (4511122211154).

The spelling of 1200111101133 in words is "one trillion, two hundred billion, one hundred eleven million, one hundred one thousand, one hundred thirty-three".