1121202111112 has 16 divisors (see below), whose sum is σ = 2105296304400. Its totient is φ = 559789763280.

The previous prime is 1121202111077. The next prime is 1121202111119. The reversal of 1121202111112 is 2111112021211.

It is a super-4 number, since 4×1121202111112⁴ (a number of 49 digits) contains 4444 as substring.

It is not an unprimeable number, because it can be changed into a prime (1121202111119) 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, 101405662 + ... + 101416717.

It is an arithmetic number, because the mean of its divisors is an integer number (131581019025).

Almost surely, 2^{1121202111112} is an apocalyptic number.

It is an amenable number.

1121202111112 is a deficient number, since it is larger than the sum of its proper divisors (984094193288).

1121202111112 is a wasteful number, since it uses less digits than its factorization.

1121202111112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 202823076 (or 202823072 counting only the distinct ones).

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

Adding to 1121202111112 its reverse (2111112021211), we get a palindrome (3232314132323).

The spelling of 1121202111112 in words is "one trillion, one hundred twenty-one billion, two hundred two million, one hundred eleven thousand, one hundred twelve".