221400223041 has 16 divisors (see below), whose sum is σ = 298090450944. Its totient is φ = 146156287824.

The previous prime is 221400223003. The next prime is 221400223123. The reversal of 221400223041 is 140322004122.

221400223041 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 221400223041 - 2²⁵ = 221366668609 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 221400222999 and 221400223017.

It is not an unprimeable number, because it can be changed into a prime (221400203041) 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 15 ways as a sum of consecutive naturals, for example, 583336 + ... + 884918.

It is an arithmetic number, because the mean of its divisors is an integer number (18630653184).

Almost surely, 2^221400223041 is an apocalyptic number.

It is an amenable number.

221400223041 is a deficient number, since it is larger than the sum of its proper divisors (76690227903).

221400223041 is a wasteful number, since it uses less digits than its factorization.

221400223041 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 303980.

The product of its (nonzero) digits is 768, while the sum is 21.

Adding to 221400223041 its reverse (140322004122), we get a palindrome (361722227163).

The spelling of 221400223041 in words is "two hundred twenty-one billion, four hundred million, two hundred twenty-three thousand, forty-one".