144220201002 has 32 divisors (see below), whose sum is σ = 321313262400. Its totient is φ = 47949811344.

The previous prime is 144220200979. The next prime is 144220201007. The reversal of 144220201002 is 200102022441.

144220201002 is a `hidden beast` number, since 1 + 442 + 20 + 201 + 0 + 0 + 2 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is not an unprimeable number, because it can be changed into a prime (144220201007) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3411828 + ... + 3453839.

It is an arithmetic number, because the mean of its divisors is an integer number (10041039450).

Almost surely, 2^144220201002 is an apocalyptic number.

144220201002 is an abundant number, since it is smaller than the sum of its proper divisors (177093061398).

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

144220201002 is a wasteful number, since it uses less digits than its factorization.

144220201002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6866067 (or 6866061 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 18.

Adding to 144220201002 its reverse (200102022441), we get a palindrome (344322223443).

The spelling of 144220201002 in words is "one hundred forty-four billion, two hundred twenty million, two hundred one thousand, two".