1101121330212 has 36 divisors (see below), whose sum is σ = 2904406989120. Its totient is φ = 351082162992.

The previous prime is 1101121330157. The next prime is 1101121330213. The reversal of 1101121330212 is 2120331211011.

1101121330212 is a `hidden beast` number, since 1 + 1 + 0 + 1 + 121 + 330 + 212 = 666.

It is a tau number, because it is divible by the number of its divisors (36).

It is a Harshad number since it is a multiple of its sum of digits (18).

It is not an unprimeable number, because it can be changed into a prime (1101121330213) 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 11 ways as a sum of consecutive naturals, for example, 664927512 + ... + 664929167.

It is an arithmetic number, because the mean of its divisors is an integer number (80677971920).

Almost surely, 2^{1101121330212} is an apocalyptic number.

1101121330212 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1101121330212 is an abundant number, since it is smaller than the sum of its proper divisors (1803285658908).

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

1101121330212 is a wasteful number, since it uses less digits than its factorization.

1101121330212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1329856712 (or 1329856707 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 18.

Adding to 1101121330212 its reverse (2120331211011), we get a palindrome (3221452541223).

The spelling of 1101121330212 in words is "one trillion, one hundred one billion, one hundred twenty-one million, three hundred thirty thousand, two hundred twelve".