1120100221212 has 72 divisors (see below), whose sum is σ = 3040495927056. Its totient is φ = 320005066752.

The previous prime is 1120100221159. The next prime is 1120100221241. The reversal of 1120100221212 is 2121220010211.

It is a junction number, because it is equal to n+sod(n) for n = 1120100221191 and 1120100221200.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 8894478 + ... + 9019530.

It is an arithmetic number, because the mean of its divisors is an integer number (42229110098).

Almost surely, 2^{1120100221212} is an apocalyptic number.

1120100221212 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1120100221212 is an abundant number, since it is smaller than the sum of its proper divisors (1920395705844).

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

1120100221212 is a wasteful number, since it uses less digits than its factorization.

1120100221212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 140307 (or 140298 counting only the distinct ones).

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

Adding to 1120100221212 its reverse (2121220010211), we get a palindrome (3241320231423).

The spelling of 1120100221212 in words is "one trillion, one hundred twenty billion, one hundred million, two hundred twenty-one thousand, two hundred twelve".