2001111433403 has 8 divisors (see below), whose sum is σ = 2119203620640. Its totient is φ = 1883061440640.

The previous prime is 2001111433381. The next prime is 2001111433513. The reversal of 2001111433403 is 3043341111002.

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 2001111433403 - 2³² = 1996816466107 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2001111433903) 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, 10450943 + ... + 10640696.

It is an arithmetic number, because the mean of its divisors is an integer number (264900452580).

Almost surely, 2^{2001111433403} is an apocalyptic number.

2001111433403 is a deficient number, since it is larger than the sum of its proper divisors (118092187237).

2001111433403 is a wasteful number, since it uses less digits than its factorization.

2001111433403 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21097237.

The product of its (nonzero) digits is 864, while the sum is 23.

Adding to 2001111433403 its reverse (3043341111002), we get a palindrome (5044452544405).

The spelling of 2001111433403 in words is "two trillion, one billion, one hundred eleven million, four hundred thirty-three thousand, four hundred three".