1101120321212 has 12 divisors (see below), whose sum is σ = 1926994544496. Its totient is φ = 550550451360.

The previous prime is 1101120321193. The next prime is 1101120321239. The reversal of 1101120321212 is 2121230211011.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2169089 + ... + 2628152.

It is an arithmetic number, because the mean of its divisors is an integer number (160582878708).

Almost surely, 2^{1101120321212} is an apocalyptic number.

It is an amenable number.

1101120321212 is a deficient number, since it is larger than the sum of its proper divisors (825874223284).

1101120321212 is a wasteful number, since it uses less digits than its factorization.

1101120321212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4854628 (or 4854626 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 17.

Adding to 1101120321212 its reverse (2121230211011), we get a palindrome (3222350532223).

The spelling of 1101120321212 in words is "one trillion, one hundred one billion, one hundred twenty million, three hundred twenty-one thousand, two hundred twelve".