1121012111102 has 24 divisors (see below), whose sum is σ = 1883602288440. Its totient is φ = 499549159200.

The previous prime is 1121012111081. The next prime is 1121012111119. The reversal of 1121012111102 is 2011112101211.

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 in 11 ways as a sum of consecutive naturals, for example, 57173024 + ... + 57192627.

It is an arithmetic number, because the mean of its divisors is an integer number (78483428685).

Almost surely, 2^{1121012111102} is an apocalyptic number.

1121012111102 is a deficient number, since it is larger than the sum of its proper divisors (762590177338).

1121012111102 is a wasteful number, since it uses less digits than its factorization.

1121012111102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 114365708 (or 114365695 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 14.

Adding to 1121012111102 its reverse (2011112101211), we get a palindrome (3132124212313).

The spelling of 1121012111102 in words is "one trillion, one hundred twenty-one billion, twelve million, one hundred eleven thousand, one hundred two".