1200112003011 has 8 divisors (see below), whose sum is σ = 1602182567104. Its totient is φ = 799058053800.

The previous prime is 1200112002937. The next prime is 1200112003031. The reversal of 1200112003011 is 1103002110021.

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

It is not a de Polignac number, because 1200112003011 - 2¹⁴ = 1200111986627 is a prime.

It is a super-2 number, since 2×1200112003011² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1200112003031) 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, 254150965 + ... + 254155686.

It is an arithmetic number, because the mean of its divisors is an integer number (200272820888).

Almost surely, 2^{1200112003011} is an apocalyptic number.

1200112003011 is a deficient number, since it is larger than the sum of its proper divisors (402070564093).

1200112003011 is an equidigital number, since it uses as much as digits as its factorization.

1200112003011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 508307441.

The product of its (nonzero) digits is 12, while the sum is 12.

Adding to 1200112003011 its reverse (1103002110021), we get a palindrome (2303114113032).

The spelling of 1200112003011 in words is "one trillion, two hundred billion, one hundred twelve million, three thousand, eleven".