120412231522345 has 32 divisors (see below), whose sum is σ = 172339349276160. Its totient is φ = 78968046474240.

The previous prime is 120412231522339. The next prime is 120412231522367. The reversal of 120412231522345 is 543225132214021.

It is not a de Polignac number, because 120412231522345 - 2⁹ = 120412231521833 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3745936 + ... + 15964225.

It is an arithmetic number, because the mean of its divisors is an integer number (5385604664880).

Almost surely, 2^{120412231522345} is an apocalyptic number.

It is an amenable number.

120412231522345 is a deficient number, since it is larger than the sum of its proper divisors (51927117753815).

120412231522345 is a wasteful number, since it uses less digits than its factorization.

120412231522345 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19717785.

The product of its (nonzero) digits is 115200, while the sum is 37.

Adding to 120412231522345 its reverse (543225132214021), we get a palindrome (663637363736366).

The spelling of 120412231522345 in words is "one hundred twenty trillion, four hundred twelve billion, two hundred thirty-one million, five hundred twenty-two thousand, three hundred forty-five".