4221444433023 has 24 divisors (see below), whose sum is σ = 6119850856080. Its totient is φ = 2804048184960.

The previous prime is 4221444432991. The next prime is 4221444433049. The reversal of 4221444433023 is 3203344441224.

4221444433023 is a `hidden beast` number, since 4 + 2 + 214 + 4 + 4 + 433 + 0 + 2 + 3 = 666.

It is not a de Polignac number, because 4221444433023 - 2⁵ = 4221444432991 is a prime.

It is a super-2 number, since 2×4221444433023² (a number of 26 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4221444433223) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 24796813 + ... + 24966473.

It is an arithmetic number, because the mean of its divisors is an integer number (254993785670).

Almost surely, 2^{4221444433023} is an apocalyptic number.

4221444433023 is a deficient number, since it is larger than the sum of its proper divisors (1898406423057).

4221444433023 is a wasteful number, since it uses less digits than its factorization.

4221444433023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 179719 (or 179716 counting only the distinct ones).

The product of its (nonzero) digits is 221184, while the sum is 36.

Adding to 4221444433023 its reverse (3203344441224), we get a palindrome (7424788874247).

The spelling of 4221444433023 in words is "four trillion, two hundred twenty-one billion, four hundred forty-four million, four hundred thirty-three thousand, twenty-three".