124220001 has 8 divisors (see below), whose sum is σ = 167266944. Its totient is φ = 81993200.

The previous prime is 124219981. The next prime is 124220009. The reversal of 124220001 is 100022421.

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 124220001 - 2⁹ = 124219489 is a prime.

It is not an unprimeable number, because it can be changed into a prime (124220009) 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, 204681 + ... + 205286.

It is an arithmetic number, because the mean of its divisors is an integer number (20908368).

Almost surely, 2^124220001 is an apocalyptic number.

It is an amenable number.

124220001 is a deficient number, since it is larger than the sum of its proper divisors (43046943).

124220001 is a wasteful number, since it uses less digits than its factorization.

124220001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 410071.

The product of its (nonzero) digits is 32, while the sum is 12.

The square root of 124220001 is about 11145.4026845153. The cubic root of 124220001 is about 498.9578306085.

Adding to 124220001 its reverse (100022421), we get a palindrome (224242422).

The spelling of 124220001 in words is "one hundred twenty-four million, two hundred twenty thousand, one".