120400320151 has 2 divisors, whose sum is σ = 120400320152. Its totient is φ = 120400320150.

The previous prime is 120400320127. The next prime is 120400320179. The reversal of 120400320151 is 151023004021.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 120400320151 - 2⁹ = 120400319639 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (120400390151) 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 as a sum of consecutive naturals, namely, 60200160075 + 60200160076.

It is an arithmetic number, because the mean of its divisors is an integer number (60200160076).

Almost surely, 2^120400320151 is an apocalyptic number.

120400320151 is a deficient number, since it is larger than the sum of its proper divisors (1).

120400320151 is an equidigital number, since it uses as much as digits as its factorization.

120400320151 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 240, while the sum is 19.

Adding to 120400320151 its reverse (151023004021), we get a palindrome (271423324172).

The spelling of 120400320151 in words is "one hundred twenty billion, four hundred million, three hundred twenty thousand, one hundred fifty-one".