12011202020112 has 80 divisors (see below), whose sum is σ = 31903033908480. Its totient is φ = 3891668198400.

The previous prime is 12011202020063. The next prime is 12011202020123. The reversal of 12011202020112 is 21102020211021.

It is a junction number, because it is equal to n+sod(n) for n = 12011202020091 and 12011202020100.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10727287 + ... + 11793942.

It is an arithmetic number, because the mean of its divisors is an integer number (398787923856).

Almost surely, 2^{12011202020112} is an apocalyptic number.

12011202020112 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

12011202020112 is an abundant number, since it is smaller than the sum of its proper divisors (19891831888368).

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

12011202020112 is a wasteful number, since it uses less digits than its factorization.

12011202020112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22521552 (or 22521546 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 12011202020112 its reverse (21102020211021), we get a palindrome (33113222231133).

The spelling of 12011202020112 in words is "twelve trillion, eleven billion, two hundred two million, twenty thousand, one hundred twelve".