501112022001 has 8 divisors (see below), whose sum is σ = 668204918784. Its totient is φ = 334046903280.

The previous prime is 501112021939. The next prime is 501112022009. The reversal of 501112022001 is 100220211105.

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

It is not a de Polignac number, because 501112022001 - 2⁷ = 501112021873 is a prime.

It is a super-2 number, since 2×501112022001² (a number of 24 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (501112022009) 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, 6902385 + ... + 6974606.

It is an arithmetic number, because the mean of its divisors is an integer number (83525614848).

Almost surely, 2^501112022001 is an apocalyptic number.

It is an amenable number.

501112022001 is a deficient number, since it is larger than the sum of its proper divisors (167092896783).

501112022001 is a wasteful number, since it uses less digits than its factorization.

501112022001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13889031.

The product of its (nonzero) digits is 40, while the sum is 15.

Adding to 501112022001 its reverse (100220211105), we get a palindrome (601332233106).

The spelling of 501112022001 in words is "five hundred one billion, one hundred twelve million, twenty-two thousand, one".