2111000404241 has 2 divisors, whose sum is σ = 2111000404242. Its totient is φ = 2111000404240.

The previous prime is 2111000404207. The next prime is 2111000404243. The reversal of 2111000404241 is 1424040001112.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1923269712400 + 187730691841 = 1386820^2 + 433279^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2111000404241 is a prime.

Together with 2111000404243, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (2111000404243) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1055500202120 + 1055500202121.

It is an arithmetic number, because the mean of its divisors is an integer number (1055500202121).

Almost surely, 2^{2111000404241} is an apocalyptic number.

It is an amenable number.

2111000404241 is a deficient number, since it is larger than the sum of its proper divisors (1).

2111000404241 is an equidigital number, since it uses as much as digits as its factorization.

2111000404241 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 256, while the sum is 20.

Adding to 2111000404241 its reverse (1424040001112), we get a palindrome (3535040405353).

The spelling of 2111000404241 in words is "two trillion, one hundred eleven billion, four hundred four thousand, two hundred forty-one".