120353522523 has 16 divisors (see below), whose sum is σ = 172827142656. Its totient is φ = 74058636960.

The previous prime is 120353522467. The next prime is 120353522551. The reversal of 120353522523 is 325225353021.

It is not a de Polignac number, because 120353522523 - 2¹³ = 120353514331 is a prime.

It is not an unprimeable number, because it can be changed into a prime (120353522563) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 518136 + ... + 713562.

It is an arithmetic number, because the mean of its divisors is an integer number (10801696416).

Almost surely, 2^120353522523 is an apocalyptic number.

120353522523 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

120353522523 is a deficient number, since it is larger than the sum of its proper divisors (52473620133).

120353522523 is a wasteful number, since it uses less digits than its factorization.

120353522523 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 211234.

The product of its (nonzero) digits is 54000, while the sum is 33.

Adding to 120353522523 its reverse (325225353021), we get a palindrome (445578875544).

The spelling of 120353522523 in words is "one hundred twenty billion, three hundred fifty-three million, five hundred twenty-two thousand, five hundred twenty-three".