1120213231121 has 16 divisors (see below), whose sum is σ = 1134916282368. Its totient is φ = 1105611897600.

The previous prime is 1120213231037. The next prime is 1120213231129. The reversal of 1120213231121 is 1211323120211.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1120213231121 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1120213231093 and 1120213231102.

It is not an unprimeable number, because it can be changed into a prime (1120213231129) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 29700551 + ... + 29738243.

It is an arithmetic number, because the mean of its divisors is an integer number (70932267648).

Almost surely, 2^{1120213231121} is an apocalyptic number.

It is an amenable number.

1120213231121 is a deficient number, since it is larger than the sum of its proper divisors (14703051247).

1120213231121 is a wasteful number, since it uses less digits than its factorization.

1120213231121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39032.

The product of its (nonzero) digits is 144, while the sum is 20.

Adding to 1120213231121 its reverse (1211323120211), we get a palindrome (2331536351332).

The spelling of 1120213231121 in words is "one trillion, one hundred twenty billion, two hundred thirteen million, two hundred thirty-one thousand, one hundred twenty-one".