1320412430121 has 24 divisors (see below), whose sum is σ = 1860542993664. Its totient is φ = 832842531360.

The previous prime is 1320412430107. The next prime is 1320412430153. The reversal of 1320412430121 is 1210342140231.

It is not a de Polignac number, because 1320412430121 - 2¹⁰ = 1320412429097 is a prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 1320412430091 and 1320412430100.

It is not an unprimeable number, because it can be changed into a prime (1320412430101) 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, 14536 + ... + 1625126.

It is an arithmetic number, because the mean of its divisors is an integer number (77522624736).

Almost surely, 2^{1320412430121} is an apocalyptic number.

It is an amenable number.

1320412430121 is a deficient number, since it is larger than the sum of its proper divisors (540130563543).

1320412430121 is a wasteful number, since it uses less digits than its factorization.

1320412430121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1611389 (or 1611370 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 24.

Adding to 1320412430121 its reverse (1210342140231), we get a palindrome (2530754570352).

The spelling of 1320412430121 in words is "one trillion, three hundred twenty billion, four hundred twelve million, four hundred thirty thousand, one hundred twenty-one".