1121212102112 has 12 divisors (see below), whose sum is σ = 2207386326096. Its totient is φ = 560606051040.

The previous prime is 1121212102097. The next prime is 1121212102121. The reversal of 1121212102112 is 2112012121211.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17518939064 + ... + 17518939127.

It is an arithmetic number, because the mean of its divisors is an integer number (183948860508).

Almost surely, 2^{1121212102112} is an apocalyptic number.

It is an amenable number.

1121212102112 is a deficient number, since it is larger than the sum of its proper divisors (1086174223984).

1121212102112 is an equidigital number, since it uses as much as digits as its factorization.

1121212102112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35037878201 (or 35037878193 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 17.

Adding to 1121212102112 its reverse (2112012121211), we get a palindrome (3233224223323).

The spelling of 1121212102112 in words is "one trillion, one hundred twenty-one billion, two hundred twelve million, one hundred two thousand, one hundred twelve".