1120111210121 has 16 divisors (see below), whose sum is σ = 1204730959680. Its totient is φ = 1037599580160.

The previous prime is 1120111210109. The next prime is 1120111210139. The reversal of 1120111210121 is 1210121110211.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1120111210121 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1120111210096 and 1120111210105.

It is not an unprimeable number, because it can be changed into a prime (1120111210151) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 913865 + ... + 1753673.

It is an arithmetic number, because the mean of its divisors is an integer number (75295684980).

Almost surely, 2^{1120111210121} is an apocalyptic number.

It is an amenable number.

1120111210121 is a deficient number, since it is larger than the sum of its proper divisors (84619749559).

1120111210121 is a wasteful number, since it uses less digits than its factorization.

1120111210121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 841064.

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

Adding to 1120111210121 its reverse (1210121110211), we get a palindrome (2330232320332).

The spelling of 1120111210121 in words is "one trillion, one hundred twenty billion, one hundred eleven million, two hundred ten thousand, one hundred twenty-one".