2001043420233 has 16 divisors (see below), whose sum is σ = 3134501582016. Its totient is φ = 1119464850240.

The previous prime is 2001043420223. The next prime is 2001043420273. The reversal of 2001043420233 is 3320243401002.

It is not a de Polignac number, because 2001043420233 - 2⁴ = 2001043420217 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2001043420223) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2332218010 + ... + 2332218867.

It is an arithmetic number, because the mean of its divisors is an integer number (195906348876).

Almost surely, 2^{2001043420233} is an apocalyptic number.

It is an amenable number.

2001043420233 is a deficient number, since it is larger than the sum of its proper divisors (1133458161783).

2001043420233 is a wasteful number, since it uses less digits than its factorization.

2001043420233 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4664436904.

The product of its (nonzero) digits is 3456, while the sum is 24.

Adding to 2001043420233 its reverse (3320243401002), we get a palindrome (5321286821235).

The spelling of 2001043420233 in words is "two trillion, one billion, forty-three million, four hundred twenty thousand, two hundred thirty-three".