290000111111001 has 96 divisors (see below), whose sum is σ = 480995905598208. Its totient is φ = 173671938570240.

The previous prime is 290000111110999. The next prime is 290000111111057. The reversal of 290000111111001 is 100111111000092.

It is not a de Polignac number, because 290000111111001 - 2¹ = 290000111110999 is a prime.

It is not an unprimeable number, because it can be changed into a prime (290000111111201) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 40490565 + ... + 47111421.

It is an arithmetic number, because the mean of its divisors is an integer number (5010374016648).

Almost surely, 2^{290000111111001} is an apocalyptic number.

It is an amenable number.

290000111111001 is a deficient number, since it is larger than the sum of its proper divisors (190995794487207).

290000111111001 is a wasteful number, since it uses less digits than its factorization.

290000111111001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6621373 (or 6621361 counting only the distinct ones).

The product of its (nonzero) digits is 18, while the sum is 18.

Adding to 290000111111001 its reverse (100111111000092), we get a palindrome (390111222111093).

The spelling of 290000111111001 in words is "two hundred ninety trillion, one hundred eleven million, one hundred eleven thousand, one".