221114303444 has 72 divisors (see below), whose sum is σ = 417563834688. Its totient is φ = 102410219520.

The previous prime is 221114303401. The next prime is 221114303479. The reversal of 221114303444 is 444303411122.

It is a super-2 number, since 2×221114303444² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 55235147 + ... + 55239149.

It is an arithmetic number, because the mean of its divisors is an integer number (5799497704).

Almost surely, 2^221114303444 is an apocalyptic number.

It is an amenable number.

221114303444 is a deficient number, since it is larger than the sum of its proper divisors (196449531244).

221114303444 is a wasteful number, since it uses less digits than its factorization.

221114303444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4785 (or 4766 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 29.

Adding to 221114303444 its reverse (444303411122), we get a palindrome (665417714566).

The spelling of 221114303444 in words is "two hundred twenty-one billion, one hundred fourteen million, three hundred three thousand, four hundred forty-four".