120254103044545 has 8 divisors (see below), whose sum is σ = 144304994920680. Its totient is φ = 96203234924160.

The previous prime is 120254103044519. The next prime is 120254103044609. The reversal of 120254103044545 is 545440301452021.

It can be written as a sum of positive squares in 4 ways, for example, as 19079493888064 + 101174609156481 = 4368008^2 + 10058559^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 120254103044545 - 2⁷ = 120254103044417 is a prime.

It is a super-2 number, since 2×120254103044545² (a number of 29 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 120254103044498 and 120254103044507.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8302155 + ... + 17590735.

It is an arithmetic number, because the mean of its divisors is an integer number (18038124365085).

Almost surely, 2^{120254103044545} is an apocalyptic number.

It is an amenable number.

120254103044545 is a deficient number, since it is larger than the sum of its proper divisors (24050891876135).

120254103044545 is an equidigital number, since it uses as much as digits as its factorization.

120254103044545 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11877875.

The product of its (nonzero) digits is 384000, while the sum is 40.

Adding to 120254103044545 its reverse (545440301452021), we get a palindrome (665694404496566).

The spelling of 120254103044545 in words is "one hundred twenty trillion, two hundred fifty-four billion, one hundred three million, forty-four thousand, five hundred forty-five".