1121100102212 has 72 divisors (see below), whose sum is σ = 2156100794568. Its totient is φ = 509610496000.

The previous prime is 1121100102209. The next prime is 1121100102289. The reversal of 1121100102212 is 2122010011211.

It can be written as a sum of positive squares in 12 ways, for example, as 106358167876 + 1014741934336 = 326126^2 + 1007344^2 .

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 in 23 ways as a sum of consecutive naturals, for example, 4669898 + ... + 4904094.

It is an arithmetic number, because the mean of its divisors is an integer number (29945844369).

Almost surely, 2^{1121100102212} is an apocalyptic number.

It is an amenable number.

1121100102212 is a deficient number, since it is larger than the sum of its proper divisors (1035000692356).

1121100102212 is a wasteful number, since it uses less digits than its factorization.

1121100102212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 234377 (or 234358 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 1121100102212 its reverse (2122010011211), we get a palindrome (3243110113423).

The spelling of 1121100102212 in words is "one trillion, one hundred twenty-one billion, one hundred million, one hundred two thousand, two hundred twelve".