120001110811 has 2 divisors, whose sum is σ = 120001110812. Its totient is φ = 120001110810.

The previous prime is 120001110791. The next prime is 120001110857. The reversal of 120001110811 is 118011100021.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 120001110811 - 2⁷ = 120001110683 is a prime.

It is not a weakly prime, because it can be changed into another prime (120001110211) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60000555405 + 60000555406.

It is an arithmetic number, because the mean of its divisors is an integer number (60000555406).

Almost surely, 2^120001110811 is an apocalyptic number.

120001110811 is a deficient number, since it is larger than the sum of its proper divisors (1).

120001110811 is an equidigital number, since it uses as much as digits as its factorization.

120001110811 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 16, while the sum is 16.

Adding to 120001110811 its reverse (118011100021), we get a palindrome (238012210832).

The spelling of 120001110811 in words is "one hundred twenty billion, one million, one hundred ten thousand, eight hundred eleven".