120223555 has 8 divisors (see below), whose sum is σ = 144596592. Its totient is φ = 95959968.

The previous prime is 120223529. The next prime is 120223559. The reversal of 120223555 is 555322021.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 120223555 - 2⁷ = 120223427 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (120223559) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 24924 + ... + 29353.

It is an arithmetic number, because the mean of its divisors is an integer number (18074574).

Almost surely, 2^120223555 is an apocalyptic number.

120223555 is a deficient number, since it is larger than the sum of its proper divisors (24373037).

120223555 is an equidigital number, since it uses as much as digits as its factorization.

120223555 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 54725.

The product of its (nonzero) digits is 3000, while the sum is 25.

The square root of 120223555 is about 10964.6502452199. The cubic root of 120223555 is about 493.5485215458.

Adding to 120223555 its reverse (555322021), we get a palindrome (675545576).

The spelling of 120223555 in words is "one hundred twenty million, two hundred twenty-three thousand, five hundred fifty-five".