144331012021443 has 16 divisors (see below), whose sum is σ = 207301606718976. Its totient is φ = 88794622905120.

The previous prime is 144331012021429. The next prime is 144331012021457. The reversal of 144331012021443 is 344120210133441.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (144331012021429) and next prime (144331012021457).

It is not a de Polignac number, because 144331012021443 - 2⁶ = 144331012021379 is a prime.

It is a super-2 number, since 2×144331012021443² (a number of 29 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (144331012021423) 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 15 ways as a sum of consecutive naturals, for example, 509469405 + ... + 509752622.

It is an arithmetic number, because the mean of its divisors is an integer number (12956350419936).

Almost surely, 2^{144331012021443} is an apocalyptic number.

144331012021443 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

144331012021443 is a deficient number, since it is larger than the sum of its proper divisors (62970594697533).

144331012021443 is a wasteful number, since it uses less digits than its factorization.

144331012021443 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1019225674.

The product of its (nonzero) digits is 27648, while the sum is 33.

Adding to 144331012021443 its reverse (344120210133441), we get a palindrome (488451222154884).

The spelling of 144331012021443 in words is "one hundred forty-four trillion, three hundred thirty-one billion, twelve million, twenty-one thousand, four hundred forty-three".