1100221210012 has 6 divisors (see below), whose sum is σ = 1925387117528. Its totient is φ = 550110605004.

The previous prime is 1100221209979. The next prime is 1100221210031. The reversal of 1100221210012 is 2100121220011.

It is a junction number, because it is equal to n+sod(n) for n = 1100221209974 and 1100221210001.

It is a congruent number.

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 137527651248 + ... + 137527651255.

Almost surely, 2^{1100221210012} is an apocalyptic number.

It is an amenable number.

1100221210012 is a deficient number, since it is larger than the sum of its proper divisors (825165907516).

1100221210012 is a wasteful number, since it uses less digits than its factorization.

1100221210012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 275055302507 (or 275055302505 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 1100221210012 its reverse (2100121220011), we get a palindrome (3200342430023).

Subtracting 1100221210012 from its reverse (2100121220011), we obtain a palindrome (999900009999).

The spelling of 1100221210012 in words is "one trillion, one hundred billion, two hundred twenty-one million, two hundred ten thousand, twelve".