221422004506641 has 16 divisors (see below), whose sum is σ = 297485760483648. Its totient is φ = 146486480025600.

The previous prime is 221422004506627. The next prime is 221422004506643. The reversal of 221422004506641 is 146605400224122.

It is not a de Polignac number, because 221422004506641 - 2¹⁰ = 221422004505617 is a prime.

It is a super-3 number, since 3×221422004506641³ (a number of 44 digits) contains 333 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 221422004506641.

It is not an unprimeable number, because it can be changed into a prime (221422004506643) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 40676101 + ... + 45797261.

It is an arithmetic number, because the mean of its divisors is an integer number (18592860030228).

Almost surely, 2^{221422004506641} is an apocalyptic number.

It is an amenable number.

221422004506641 is a deficient number, since it is larger than the sum of its proper divisors (76063755977007).

221422004506641 is a wasteful number, since it uses less digits than its factorization.

221422004506641 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5231312.

The product of its (nonzero) digits is 184320, while the sum is 39.

The spelling of 221422004506641 in words is "two hundred twenty-one trillion, four hundred twenty-two billion, four million, five hundred six thousand, six hundred forty-one".