1200112210202 has 4 divisors (see below), whose sum is σ = 1800168315306. Its totient is φ = 600056105100.

The previous prime is 1200112210201. The next prime is 1200112210223. The reversal of 1200112210202 is 2020122110021.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 899896979641 + 300215230561 = 948629^2 + 547919^2 .

It is not an unprimeable number, because it can be changed into a prime (1200112210201) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 300028052549 + ... + 300028052552.

Almost surely, 2^{1200112210202} is an apocalyptic number.

1200112210202 is a deficient number, since it is larger than the sum of its proper divisors (600056105104).

1200112210202 is an equidigital number, since it uses as much as digits as its factorization.

1200112210202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 600056105103.

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 1200112210202 its reverse (2020122110021), we get a palindrome (3220234320223).

The spelling of 1200112210202 in words is "one trillion, two hundred billion, one hundred twelve million, two hundred ten thousand, two hundred two".