1121021012102 has 16 divisors (see below), whose sum is σ = 1687332998832. Its totient is φ = 558578280960.

The previous prime is 1121021012093. The next prime is 1121021012113. The reversal of 1121021012102 is 2012101201211.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1004702 + ... + 1803182.

It is an arithmetic number, because the mean of its divisors is an integer number (105458312427).

Almost surely, 2^{1121021012102} is an apocalyptic number.

1121021012102 is a deficient number, since it is larger than the sum of its proper divisors (566311986730).

1121021012102 is a wasteful number, since it uses less digits than its factorization.

1121021012102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 800903.

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

Adding to 1121021012102 its reverse (2012101201211), we get a palindrome (3133122213313).

The spelling of 1121021012102 in words is "one trillion, one hundred twenty-one billion, twenty-one million, twelve thousand, one hundred two".