120211020011 has 2 divisors, whose sum is σ = 120211020012. Its totient is φ = 120211020010.

The previous prime is 120211019963. The next prime is 120211020053. The reversal of 120211020011 is 110020112021.

It is a strong prime.

It is an emirp because it is prime and its reverse (110020112021) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 120211020011 - 2²² = 120206825707 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 120211019974 and 120211020001.

It is not a weakly prime, because it can be changed into another prime (120211026011) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60105510005 + 60105510006.

It is an arithmetic number, because the mean of its divisors is an integer number (60105510006).

Almost surely, 2^120211020011 is an apocalyptic number.

120211020011 is a deficient number, since it is larger than the sum of its proper divisors (1).

120211020011 is an equidigital number, since it uses as much as digits as its factorization.

120211020011 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 8, while the sum is 11.

Adding to 120211020011 its reverse (110020112021), we get a palindrome (230231132032).

The spelling of 120211020011 in words is "one hundred twenty billion, two hundred eleven million, twenty thousand, eleven".