1122111101121 has 8 divisors (see below), whose sum is σ = 1503981371904. Its totient is φ = 744157448880.

The previous prime is 1122111101101. The next prime is 1122111101147. The reversal of 1122111101121 is 1211011112211.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 1122111101121 - 2⁷ = 1122111100993 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1122111101121.

It is not an unprimeable number, because it can be changed into a prime (1122111101101) by changing a digit.

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, 979153966 + ... + 979155111.

It is an arithmetic number, because the mean of its divisors is an integer number (187997671488).

Almost surely, 2^{1122111101121} is an apocalyptic number.

It is an amenable number.

1122111101121 is a deficient number, since it is larger than the sum of its proper divisors (381870270783).

1122111101121 is a wasteful number, since it uses less digits than its factorization.

1122111101121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1958309271.

The product of its (nonzero) digits is 8, while the sum is 15.

Adding to 1122111101121 its reverse (1211011112211), we get a palindrome (2333122213332).

The spelling of 1122111101121 in words is "one trillion, one hundred twenty-two billion, one hundred eleven million, one hundred one thousand, one hundred twenty-one".