2001432344111 has 8 divisors (see below), whose sum is σ = 2066012350464. Its totient is φ = 1936853442360.

The previous prime is 2001432344099. The next prime is 2001432344129. The reversal of 2001432344111 is 1114432341002.

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 2001432344111 - 2⁶ = 2001432344047 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2001432344411) 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, 5016590 + ... + 5400836.

It is an arithmetic number, because the mean of its divisors is an integer number (258251543808).

Almost surely, 2^{2001432344111} is an apocalyptic number.

2001432344111 is a deficient number, since it is larger than the sum of its proper divisors (64580006353).

2001432344111 is a wasteful number, since it uses less digits than its factorization.

2001432344111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 552301.

The product of its (nonzero) digits is 2304, while the sum is 26.

Adding to 2001432344111 its reverse (1114432341002), we get a palindrome (3115864685113).

The spelling of 2001432344111 in words is "two trillion, one billion, four hundred thirty-two million, three hundred forty-four thousand, one hundred eleven".