204401103011 has 8 divisors (see below), whose sum is σ = 235034398464. Its totient is φ = 174126092040.

The previous prime is 204401103007. The next prime is 204401103041. The reversal of 204401103011 is 110301104402.

It is a happy number.

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 204401103011 - 2² = 204401103007 is a prime.

It is a super-2 number, since 2×204401103011² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (204401103041) 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, 89569895 + ... + 89572176.

It is an arithmetic number, because the mean of its divisors is an integer number (29379299808).

Almost surely, 2^204401103011 is an apocalyptic number.

204401103011 is a deficient number, since it is larger than the sum of its proper divisors (30633295453).

204401103011 is a wasteful number, since it uses less digits than its factorization.

204401103011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 179142241.

The product of its (nonzero) digits is 96, while the sum is 17.

Adding to 204401103011 its reverse (110301104402), we get a palindrome (314702207413).

The spelling of 204401103011 in words is "two hundred four billion, four hundred one million, one hundred three thousand, eleven".