120155006365 has 4 divisors (see below), whose sum is σ = 144186007644. Its totient is φ = 96124005088.

The previous prime is 120155006267. The next prime is 120155006371. The reversal of 120155006365 is 563600551021.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 71210523609 + 48944482756 = 266853^2 + 221234^2 .

It is a cyclic number.

It is not a de Polignac number, because 120155006365 - 2⁹ = 120155005853 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 120155006365.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12015500632 + ... + 12015500641.

It is an arithmetic number, because the mean of its divisors is an integer number (36046501911).

Almost surely, 2^120155006365 is an apocalyptic number.

It is an amenable number.

120155006365 is a deficient number, since it is larger than the sum of its proper divisors (24031001279).

120155006365 is an equidigital number, since it uses as much as digits as its factorization.

120155006365 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24031001278.

The product of its (nonzero) digits is 27000, while the sum is 34.

Adding to 120155006365 its reverse (563600551021), we get a palindrome (683755557386).

The spelling of 120155006365 in words is "one hundred twenty billion, one hundred fifty-five million, six thousand, three hundred sixty-five".