1200112211002 has 16 divisors (see below), whose sum is σ = 1813367936232. Its totient is φ = 595656520960.

The previous prime is 1200112210993. The next prime is 1200112211003. The reversal of 1200112211002 is 2001122110021.

It can be written as a sum of positive squares in 4 ways, for example, as 1129626739921 + 70485471081 = 1062839^2 + 265491^2 .

It is a super-2 number, since 2×1200112211002² (a number of 25 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1200112211003) 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, 11863428 + ... + 11964160.

Almost surely, 2^{1200112211002} is an apocalyptic number.

1200112211002 is a deficient number, since it is larger than the sum of its proper divisors (613255725230).

1200112211002 is a wasteful number, since it uses less digits than its factorization.

1200112211002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 144353.

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 1200112211002 its reverse (2001122110021), we get a palindrome (3201234321023).

The spelling of 1200112211002 in words is "one trillion, two hundred billion, one hundred twelve million, two hundred eleven thousand, two".