124120222 has 4 divisors (see below), whose sum is σ = 186180336. Its totient is φ = 62060110.

The previous prime is 124120169. The next prime is 124120267. The reversal of 124120222 is 222021421.

It is a semiprime because it is the product of two primes.

It is a junction number, because it is equal to n+sod(n) for n = 124120196 and 124120205.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 31030054 + ... + 31030057.

It is an arithmetic number, because the mean of its divisors is an integer number (46545084).

Almost surely, 2^124120222 is an apocalyptic number.

124120222 is a deficient number, since it is larger than the sum of its proper divisors (62060114).

124120222 is an equidigital number, since it uses as much as digits as its factorization.

124120222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 62060113.

The product of its (nonzero) digits is 128, while the sum is 16.

The square root of 124120222 is about 11140.9255450344. The cubic root of 124120222 is about 498.8241998220.

Adding to 124120222 its reverse (222021421), we get a palindrome (346141643).

The spelling of 124120222 in words is "one hundred twenty-four million, one hundred twenty thousand, two hundred twenty-two".