120525213305 has 16 divisors (see below), whose sum is σ = 165375592704. Its totient is φ = 82603924800.

The previous prime is 120525213271. The next prime is 120525213329. The reversal of 120525213305 is 503312525021.

It is not a de Polignac number, because 120525213305 - 2⁸ = 120525213049 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 803621 + ... + 941730.

It is an arithmetic number, because the mean of its divisors is an integer number (10335974544).

Almost surely, 2^120525213305 is an apocalyptic number.

It is an amenable number.

120525213305 is a deficient number, since it is larger than the sum of its proper divisors (44850379399).

120525213305 is a wasteful number, since it uses less digits than its factorization.

120525213305 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1747336.

The product of its (nonzero) digits is 9000, while the sum is 29.

Adding to 120525213305 its reverse (503312525021), we get a palindrome (623837738326).

The spelling of 120525213305 in words is "one hundred twenty billion, five hundred twenty-five million, two hundred thirteen thousand, three hundred five".