10221323444443 has 8 divisors (see below), whose sum is σ = 10269348719616. Its totient is φ = 10173317721000.

The previous prime is 10221323444429. The next prime is 10221323444461. The reversal of 10221323444443 is 34444432312201.

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 10221323444443 - 2¹³ = 10221323436251 is a prime.

It is a super-2 number, since 2×10221323444443² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10221323444483) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3839383 + ... + 5931568.

It is an arithmetic number, because the mean of its divisors is an integer number (1283668589952).

Almost surely, 2^{10221323444443} is an apocalyptic number.

10221323444443 is a deficient number, since it is larger than the sum of its proper divisors (48025275173).

10221323444443 is an equidigital number, since it uses as much as digits as its factorization.

10221323444443 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9775865.

The product of its (nonzero) digits is 221184, while the sum is 37.

Adding to 10221323444443 its reverse (34444432312201), we get a palindrome (44665755756644).

The spelling of 10221323444443 in words is "ten trillion, two hundred twenty-one billion, three hundred twenty-three million, four hundred forty-four thousand, four hundred forty-three".