1121101220112 has 40 divisors (see below), whose sum is σ = 2974453241856. Its totient is φ = 363600395136.

The previous prime is 1121101220093. The next prime is 1121101220123. The reversal of 1121101220112 is 2110221011211.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 1121101220091 and 1121101220100.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 315623568 + ... + 315627119.

Almost surely, 2^{1121101220112} is an apocalyptic number.

1121101220112 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1121101220112 is an abundant number, since it is smaller than the sum of its proper divisors (1853352021744).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1121101220112 is a wasteful number, since it uses less digits than its factorization.

1121101220112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 631250735 (or 631250729 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 15.

Adding to 1121101220112 its reverse (2110221011211), we get a palindrome (3231322231323).

The spelling of 1121101220112 in words is "one trillion, one hundred twenty-one billion, one hundred one million, two hundred twenty thousand, one hundred twelve".