1200112100002 has 8 divisors (see below), whose sum is σ = 1820394758700. Its totient is φ = 593313847104.

The previous prime is 1200112099993. The next prime is 1200112100029. The reversal of 1200112100002 is 2000012110021.

It can be written as a sum of positive squares in 2 ways, for example, as 1199898969201 + 213130801 = 1095399^2 + 14599^2 .

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

It is an unprimeable number.

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 in 3 ways as a sum of consecutive naturals, for example, 3371101227 + ... + 3371101582.

Almost surely, 2^{1200112100002} is an apocalyptic number.

1200112100002 is a deficient number, since it is larger than the sum of its proper divisors (620282658698).

1200112100002 is an equidigital number, since it uses as much as digits as its factorization.

1200112100002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6742202900.

The product of its (nonzero) digits is 8, while the sum is 10.

Adding to 1200112100002 its reverse (2000012110021), we get a palindrome (3200124210023).

The spelling of 1200112100002 in words is "one trillion, two hundred billion, one hundred twelve million, one hundred thousand, two".