1200112003223 has 16 divisors (see below), whose sum is σ = 1453153996800. Its totient is φ = 967545833856.

The previous prime is 1200112003199. The next prime is 1200112003267. The reversal of 1200112003223 is 3223002110021.

It is not a de Polignac number, because 1200112003223 - 2³⁴ = 1182932134039 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (17).

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1200112000223) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2997023 + ... + 3373776.

It is an arithmetic number, because the mean of its divisors is an integer number (90822124800).

Almost surely, 2^{1200112003223} is an apocalyptic number.

1200112003223 is a deficient number, since it is larger than the sum of its proper divisors (253041993577).

1200112003223 is a wasteful number, since it uses less digits than its factorization.

1200112003223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6372406.

The product of its (nonzero) digits is 144, while the sum is 17.

Adding to 1200112003223 its reverse (3223002110021), we get a palindrome (4423114113244).

The spelling of 1200112003223 in words is "one trillion, two hundred billion, one hundred twelve million, three thousand, two hundred twenty-three".