2001224343422 has 16 divisors (see below), whose sum is σ = 3009848136192. Its totient is φ = 997941934080.

The previous prime is 2001224343407. The next prime is 2001224343439. The reversal of 2001224343422 is 2243434221002.

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 15206222 + ... + 15337262.

It is an arithmetic number, because the mean of its divisors is an integer number (188115508512).

Almost surely, 2^{2001224343422} is an apocalyptic number.

2001224343422 is a deficient number, since it is larger than the sum of its proper divisors (1008623792770).

2001224343422 is a wasteful number, since it uses less digits than its factorization.

2001224343422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 151363.

The product of its (nonzero) digits is 18432, while the sum is 29.

Adding to 2001224343422 its reverse (2243434221002), we get a palindrome (4244658564424).

The spelling of 2001224343422 in words is "two trillion, one billion, two hundred twenty-four million, three hundred forty-three thousand, four hundred twenty-two".