1101212221022 has 32 divisors (see below), whose sum is σ = 1690603073280. Its totient is φ = 537825536640.

The previous prime is 1101212221013. The next prime is 1101212221049. The reversal of 1101212221022 is 2201222121011.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 43038629 + ... + 43064207.

It is an arithmetic number, because the mean of its divisors is an integer number (52831346040).

Almost surely, 2^{1101212221022} is an apocalyptic number.

1101212221022 is a deficient number, since it is larger than the sum of its proper divisors (589390852258).

1101212221022 is a wasteful number, since it uses less digits than its factorization.

1101212221022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28448.

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 1101212221022 its reverse (2201222121011), we get a palindrome (3302434342033).

The spelling of 1101212221022 in words is "one trillion, one hundred one billion, two hundred twelve million, two hundred twenty-one thousand, twenty-two".