1112212201012 has 18 divisors (see below), whose sum is σ = 2139399916514. Its totient is φ = 505551000240.

The previous prime is 1112212201003. The next prime is 1112212201013. The reversal of 1112212201012 is 2101022122111.

It can be written as a sum of positive squares in only one way, i.e., 992027952036 + 120184248976 = 996006^2 + 346676^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1112212201013) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1148979063 + ... + 1148980030.

Almost surely, 2^{1112212201012} is an apocalyptic number.

It is an amenable number.

1112212201012 is a deficient number, since it is larger than the sum of its proper divisors (1027187715502).

1112212201012 is a wasteful number, since it uses less digits than its factorization.

1112212201012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2297959119 (or 2297959106 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 16.

Adding to 1112212201012 its reverse (2101022122111), we get a palindrome (3213234323123).

The spelling of 1112212201012 in words is "one trillion, one hundred twelve billion, two hundred twelve million, two hundred one thousand, twelve".