120025138323 has 16 divisors (see below), whose sum is σ = 160346157056. Its totient is φ = 79860522240.

The previous prime is 120025138297. The next prime is 120025138333. The reversal of 120025138323 is 323831520021.

It is a happy number.

It is not a de Polignac number, because 120025138323 - 2¹² = 120025134227 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (120025138333) 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, 7478115 + ... + 7494147.

It is an arithmetic number, because the mean of its divisors is an integer number (10021634816).

Almost surely, 2^120025138323 is an apocalyptic number.

120025138323 is a deficient number, since it is larger than the sum of its proper divisors (40321018733).

120025138323 is a wasteful number, since it uses less digits than its factorization.

120025138323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20754.

The product of its (nonzero) digits is 8640, while the sum is 30.

Adding to 120025138323 its reverse (323831520021), we get a palindrome (443856658344).

The spelling of 120025138323 in words is "one hundred twenty billion, twenty-five million, one hundred thirty-eight thousand, three hundred twenty-three".