1102223121212 has 6 divisors (see below), whose sum is σ = 1928890462128. Its totient is φ = 551111560604.

The previous prime is 1102223121193. The next prime is 1102223121221. The reversal of 1102223121212 is 2121213222011.

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, 137777890148 + ... + 137777890155.

It is an arithmetic number, because the mean of its divisors is an integer number (321481743688).

Almost surely, 2^{1102223121212} is an apocalyptic number.

It is an amenable number.

1102223121212 is a deficient number, since it is larger than the sum of its proper divisors (826667340916).

1102223121212 is a wasteful number, since it uses less digits than its factorization.

1102223121212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 275555780307 (or 275555780305 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 20.

Adding to 1102223121212 its reverse (2121213222011), we get a palindrome (3223436343223).

The spelling of 1102223121212 in words is "one trillion, one hundred two billion, two hundred twenty-three million, one hundred twenty-one thousand, two hundred twelve".