1101222020112 has 20 divisors (see below), whose sum is σ = 2844823552080. Its totient is φ = 367074006688.

The previous prime is 1101222020077. The next prime is 1101222020123. The reversal of 1101222020112 is 2110202221011.

It is a junction number, because it is equal to n+sod(n) for n = 1101222020091 and 1101222020100.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11471062662 + ... + 11471062757.

It is an arithmetic number, because the mean of its divisors is an integer number (142241177604).

Almost surely, 2^{1101222020112} is an apocalyptic number.

1101222020112 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1101222020112 is an abundant number, since it is smaller than the sum of its proper divisors (1743601531968).

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

1101222020112 is a wasteful number, since it uses less digits than its factorization.

1101222020112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22942125430 (or 22942125424 counting only the distinct ones).

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

Adding to 1101222020112 its reverse (2110202221011), we get a palindrome (3211424241123).

The spelling of 1101222020112 in words is "one trillion, one hundred one billion, two hundred twenty-two million, twenty thousand, one hundred twelve".