120022775 has 6 divisors (see below), whose sum is σ = 148828272. Its totient is φ = 96018200.

The previous prime is 120022759. The next prime is 120022781. The reversal of 120022775 is 577220021.

It is not a de Polignac number, because 120022775 - 2⁴ = 120022759 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2400431 + ... + 2400480.

It is an arithmetic number, because the mean of its divisors is an integer number (24804712).

Almost surely, 2^120022775 is an apocalyptic number.

120022775 is a deficient number, since it is larger than the sum of its proper divisors (28805497).

120022775 is an equidigital number, since it uses as much as digits as its factorization.

120022775 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4800921 (or 4800916 counting only the distinct ones).

The product of its (nonzero) digits is 1960, while the sum is 26.

The square root of 120022775 is about 10955.4906325550. The cubic root of 120022775 is about 493.2736173255.

Adding to 120022775 its reverse (577220021), we get a palindrome (697242796).

The spelling of 120022775 in words is "one hundred twenty million, twenty-two thousand, seven hundred seventy-five".