2321104121111 has 2 divisors, whose sum is σ = 2321104121112. Its totient is φ = 2321104121110.

The previous prime is 2321104121093. The next prime is 2321104121137. The reversal of 2321104121111 is 1111214011232.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2321104121111 - 2⁶ = 2321104121047 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2321104121311) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1160552060555 + 1160552060556.

It is an arithmetic number, because the mean of its divisors is an integer number (1160552060556).

Almost surely, 2^{2321104121111} is an apocalyptic number.

2321104121111 is a deficient number, since it is larger than the sum of its proper divisors (1).

2321104121111 is an equidigital number, since it uses as much as digits as its factorization.

2321104121111 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 96, while the sum is 20.

Adding to 2321104121111 its reverse (1111214011232), we get a palindrome (3432318132343).

The spelling of 2321104121111 in words is "two trillion, three hundred twenty-one billion, one hundred four million, one hundred twenty-one thousand, one hundred eleven".