144213121223611 has 8 divisors (see below), whose sum is σ = 157327220939184. Its totient is φ = 131099657502720.

The previous prime is 144213121223609. The next prime is 144213121223623. The reversal of 144213121223611 is 116322121312441.

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

It is a cyclic number.

It is not a de Polignac number, because 144213121223611 - 2¹ = 144213121223609 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (144213121223641) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 158524486 + ... + 159431611.

It is an arithmetic number, because the mean of its divisors is an integer number (19665902617398).

Almost surely, 2^{144213121223611} is an apocalyptic number.

144213121223611 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

144213121223611 is a deficient number, since it is larger than the sum of its proper divisors (13114099715573).

144213121223611 is a wasteful number, since it uses less digits than its factorization.

144213121223611 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 317997341.

The product of its digits is 13824, while the sum is 34.

The spelling of 144213121223611 in words is "one hundred forty-four trillion, two hundred thirteen billion, one hundred twenty-one million, two hundred twenty-three thousand, six hundred eleven".