1120012121112 has 16 divisors (see below), whose sum is σ = 2800030302840. Its totient is φ = 373337373696.

The previous prime is 1120012121093. The next prime is 1120012121119. The reversal of 1120012121112 is 2111212100211.

It is a happy number.

It is a super-2 number, since 2×1120012121112² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1120012121091 and 1120012121100.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1120012121119) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 23333585833 + ... + 23333585880.

Almost surely, 2^{1120012121112} is an apocalyptic number.

1120012121112 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1120012121112 is an abundant number, since it is smaller than the sum of its proper divisors (1680018181728).

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

1120012121112 is a wasteful number, since it uses less digits than its factorization.

1120012121112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 46667171722 (or 46667171718 counting only the distinct ones).

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

Adding to 1120012121112 its reverse (2111212100211), we get a palindrome (3231224221323).

The spelling of 1120012121112 in words is "one trillion, one hundred twenty billion, twelve million, one hundred twenty-one thousand, one hundred twelve".