501222225001 has 8 divisors (see below), whose sum is σ = 522724611584. Its totient is φ = 480053208960.

The previous prime is 501222224983. The next prime is 501222225017. The reversal of 501222225001 is 100522222105.

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 501222225001 - 2⁵ = 501222224969 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (501222225041) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 83339565 + ... + 83345578.

It is an arithmetic number, because the mean of its divisors is an integer number (65340576448).

Almost surely, 2^501222225001 is an apocalyptic number.

It is an amenable number.

501222225001 is a deficient number, since it is larger than the sum of its proper divisors (21502386583).

501222225001 is a wasteful number, since it uses less digits than its factorization.

501222225001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 166685271.

The product of its (nonzero) digits is 800, while the sum is 22.

Adding to 501222225001 its reverse (100522222105), we get a palindrome (601744447106).

The spelling of 501222225001 in words is "five hundred one billion, two hundred twenty-two million, two hundred twenty-five thousand, one".