1204324331121 has 24 divisors (see below), whose sum is σ = 1867139431560. Its totient is φ = 745303044096.

The previous prime is 1204324331029. The next prime is 1204324331137. The reversal of 1204324331121 is 1211334234021.

1204324331121 is a `hidden beast` number, since 1 + 2 + 0 + 4 + 324 + 3 + 311 + 21 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 66185280225 + 1138139050896 = 257265^2 + 1066836^2 .

It is not a de Polignac number, because 1204324331121 - 2⁹ = 1204324330609 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1204324331521) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 53902536 + ... + 53924873.

It is an arithmetic number, because the mean of its divisors is an integer number (77797476315).

Almost surely, 2^{1204324331121} is an apocalyptic number.

It is an amenable number.

1204324331121 is a deficient number, since it is larger than the sum of its proper divisors (662815100439).

1204324331121 is a wasteful number, since it uses less digits than its factorization.

1204324331121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 107827505 (or 107827502 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 27.

Adding to 1204324331121 its reverse (1211334234021), we get a palindrome (2415658565142).

The spelling of 1204324331121 in words is "one trillion, two hundred four billion, three hundred twenty-four million, three hundred thirty-one thousand, one hundred twenty-one".