2004551111201 has 4 divisors (see below), whose sum is σ = 2069214050304. Its totient is φ = 1939888172100.

The previous prime is 2004551111107. The next prime is 2004551111309. The reversal of 2004551111201 is 1021111554002.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 2004551111201 - 2¹⁴ = 2004551094817 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2004551161201) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 32331469505 + ... + 32331469566.

It is an arithmetic number, because the mean of its divisors is an integer number (517303512576).

Almost surely, 2^{2004551111201} is an apocalyptic number.

It is an amenable number.

2004551111201 is a deficient number, since it is larger than the sum of its proper divisors (64662939103).

2004551111201 is an equidigital number, since it uses as much as digits as its factorization.

2004551111201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 64662939102.

The product of its (nonzero) digits is 400, while the sum is 23.

Adding to 2004551111201 its reverse (1021111554002), we get a palindrome (3025662665203).

The spelling of 2004551111201 in words is "two trillion, four billion, five hundred fifty-one million, one hundred eleven thousand, two hundred one".