144222420333 has 4 divisors (see below), whose sum is σ = 192296560448. Its totient is φ = 96148280220.

The previous prime is 144222420313. The next prime is 144222420341. The reversal of 144222420333 is 333024222441.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 333024222441 = 3 ⋅111008074147.

It is not a de Polignac number, because 144222420333 - 2³² = 139927453037 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 144222420333.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (144222420313) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 24037070053 + ... + 24037070058.

It is an arithmetic number, because the mean of its divisors is an integer number (48074140112).

Almost surely, 2^144222420333 is an apocalyptic number.

It is an amenable number.

144222420333 is a deficient number, since it is larger than the sum of its proper divisors (48074140115).

144222420333 is an equidigital number, since it uses as much as digits as its factorization.

144222420333 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 48074140114.

The product of its (nonzero) digits is 27648, while the sum is 30.

Adding to 144222420333 its reverse (333024222441), we get a palindrome (477246642774).

The spelling of 144222420333 in words is "one hundred forty-four billion, two hundred twenty-two million, four hundred twenty thousand, three hundred thirty-three".