120022563 has 16 divisors (see below), whose sum is σ = 171219200. Its totient is φ = 74558880.

The previous prime is 120022559. The next prime is 120022577. The reversal of 120022563 is 365220021.

It is not a de Polignac number, because 120022563 - 2² = 120022559 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (120022523) 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, 13783 + ... + 20736.

It is an arithmetic number, because the mean of its divisors is an integer number (10701200).

Almost surely, 2^120022563 is an apocalyptic number.

120022563 is a deficient number, since it is larger than the sum of its proper divisors (51196637).

120022563 is a wasteful number, since it uses less digits than its factorization.

120022563 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34602.

The product of its (nonzero) digits is 720, while the sum is 21.

The square root of 120022563 is about 10955.4809570370. The cubic root of 120022563 is about 493.2733268971.

Adding to 120022563 its reverse (365220021), we get a palindrome (485242584).

The spelling of 120022563 in words is "one hundred twenty million, twenty-two thousand, five hundred sixty-three".