1202011011112 has 16 divisors (see below), whose sum is σ = 2253795403860. Its totient is φ = 600998903424.

The previous prime is 1202011011083. The next prime is 1202011011119. The reversal of 1202011011112 is 2111101102021.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 1193761648836 + 8249362276 = 1092594^2 + 90826^2 .

It is a junction number, because it is equal to n+sod(n) for n = 1202011011092 and 1202011011101.

It is not an unprimeable number, because it can be changed into a prime (1202011011119) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3343 + ... + 1550494.

Almost surely, 2^{1202011011112} is an apocalyptic number.

It is an amenable number.

1202011011112 is a deficient number, since it is larger than the sum of its proper divisors (1051784392748).

1202011011112 is a wasteful number, since it uses less digits than its factorization.

1202011011112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1650540 (or 1650536 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 13.

Adding to 1202011011112 its reverse (2111101102021), we get a palindrome (3313112113133).

Subtracting 1202011011112 from its reverse (2111101102021), we obtain a palindrome (909090090909).

The spelling of 1202011011112 in words is "one trillion, two hundred two billion, eleven million, eleven thousand, one hundred twelve".