204002001111 has 8 divisors (see below), whose sum is σ = 272091890800. Its totient is φ = 135956722752.

The previous prime is 204002001109. The next prime is 204002001143. The reversal of 204002001111 is 111100200402.

It is a happy number.

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

It is not a de Polignac number, because 204002001111 - 2¹ = 204002001109 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 (204002001101) 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, 11142160 + ... + 11160453.

It is an arithmetic number, because the mean of its divisors is an integer number (34011486350).

Almost surely, 2^204002001111 is an apocalyptic number.

204002001111 is a deficient number, since it is larger than the sum of its proper divisors (68089889689).

204002001111 is a wasteful number, since it uses less digits than its factorization.

204002001111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22305665.

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 204002001111 its reverse (111100200402), we get a palindrome (315102201513).

The spelling of 204002001111 in words is "two hundred four billion, two million, one thousand, one hundred eleven".