144323212220202 has 8 divisors (see below), whose sum is σ = 288646424440416. Its totient is φ = 48107737406732.

The previous prime is 144323212220171. The next prime is 144323212220203. The reversal of 144323212220202 is 202022212323441.

It is a sphenic number, since it is the product of 3 distinct primes.

144323212220202 is an admirable number.

It is a super-2 number, since 2×144323212220202² (a number of 29 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 144323212220202.

It is not an unprimeable number, because it can be changed into a prime (144323212220203) 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, 12026934351678 + ... + 12026934351689.

It is an arithmetic number, because the mean of its divisors is an integer number (36080803055052).

Almost surely, 2^{144323212220202} is an apocalyptic number.

144323212220202 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

144323212220202 is a wasteful number, since it uses less digits than its factorization.

144323212220202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24053868703372.

The product of its (nonzero) digits is 18432, while the sum is 30.

Adding to 144323212220202 its reverse (202022212323441), we get a palindrome (346345424543643).

The spelling of 144323212220202 in words is "one hundred forty-four trillion, three hundred twenty-three billion, two hundred twelve million, two hundred twenty thousand, two hundred two".