401222003 has 8 divisors (see below), whose sum is σ = 493811808. Its totient is φ = 317450304.

The previous prime is 401221979. The next prime is 401222077. The reversal of 401222003 is 300222104.

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 401222003 - 2¹⁰ = 401220979 is a prime.

It is not an unprimeable number, because it can be changed into a prime (401222303) by changing a digit.

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 in 7 ways as a sum of consecutive naturals, for example, 2204426 + ... + 2204607.

It is an arithmetic number, because the mean of its divisors is an integer number (61726476).

Almost surely, 2^401222003 is an apocalyptic number.

401222003 is a deficient number, since it is larger than the sum of its proper divisors (92589805).

401222003 is a wasteful number, since it uses less digits than its factorization.

401222003 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4409053.

The product of its (nonzero) digits is 96, while the sum is 14.

The square root of 401222003 is about 20030.5267778958. The cubic root of 401222003 is about 737.5558532056. Note that the first 3 decimals are identical.

Adding to 401222003 its reverse (300222104), we get a palindrome (701444107).

The spelling of 401222003 in words is "four hundred one million, two hundred twenty-two thousand, three".