450221542315111 has 8 divisors (see below), whose sum is σ = 544805899944480. Its totient is φ = 363203933296128.

The previous prime is 450221542315091. The next prime is 450221542315133. The reversal of 450221542315111 is 111513245122054.

It is a happy number.

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 450221542315111 - 2¹¹ = 450221542313063 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (450221542315141) 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, 1891687152466 + ... + 1891687152703.

It is an arithmetic number, because the mean of its divisors is an integer number (68100737493060).

Almost surely, 2^{450221542315111} is an apocalyptic number.

450221542315111 is a deficient number, since it is larger than the sum of its proper divisors (94584357629369).

450221542315111 is a wasteful number, since it uses less digits than its factorization.

450221542315111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3783374305193.

The product of its (nonzero) digits is 48000, while the sum is 37.

Adding to 450221542315111 its reverse (111513245122054), we get a palindrome (561734787437165).

It can be divided in two parts, 4502215 and 42315111, that added together give a triangular number (46817326 = T₉₆₇₆).

The spelling of 450221542315111 in words is "four hundred fifty trillion, two hundred twenty-one billion, five hundred forty-two million, three hundred fifteen thousand, one hundred eleven".