120321131153 has 2 divisors, whose sum is σ = 120321131154. Its totient is φ = 120321131152.

The previous prime is 120321131093. The next prime is 120321131173. The reversal of 120321131153 is 351131123021.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 117507040849 + 2814090304 = 342793^2 + 53048^2 .

It is a cyclic number.

It is not a de Polignac number, because 120321131153 - 2²² = 120316936849 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (120321131173) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60160565576 + 60160565577.

It is an arithmetic number, because the mean of its divisors is an integer number (60160565577).

Almost surely, 2^120321131153 is an apocalyptic number.

It is an amenable number.

120321131153 is a deficient number, since it is larger than the sum of its proper divisors (1).

120321131153 is an equidigital number, since it uses as much as digits as its factorization.

120321131153 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 540, while the sum is 23.

Adding to 120321131153 its reverse (351131123021), we get a palindrome (471452254174).

The spelling of 120321131153 in words is "one hundred twenty billion, three hundred twenty-one million, one hundred thirty-one thousand, one hundred fifty-three".