1230321101121 has 24 divisors (see below), whose sum is σ = 2065430103360. Its totient is φ = 691124684256.

The previous prime is 1230321101117. The next prime is 1230321101137. The reversal of 1230321101121 is 1211011230321.

1230321101121 is a `hidden beast` number, since 1 + 230 + 321 + 1 + 0 + 112 + 1 = 666.

It is not a de Polignac number, because 1230321101121 - 2² = 1230321101117 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1230321101094 and 1230321101103.

It is not an unprimeable number, because it can be changed into a prime (1230321101111) 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 23 ways as a sum of consecutive naturals, for example, 165495490 + ... + 165502923.

It is an arithmetic number, because the mean of its divisors is an integer number (86059587640).

Almost surely, 2^{1230321101121} is an apocalyptic number.

It is an amenable number.

1230321101121 is a deficient number, since it is larger than the sum of its proper divisors (835109002239).

1230321101121 is a wasteful number, since it uses less digits than its factorization.

1230321101121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 330998485 (or 330998482 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 18.

Adding to 1230321101121 its reverse (1211011230321), we get a palindrome (2441332331442).

The spelling of 1230321101121 in words is "one trillion, two hundred thirty billion, three hundred twenty-one million, one hundred one thousand, one hundred twenty-one".