10101120120011 has 4 divisors (see below), whose sum is σ = 10144472567112. Its totient is φ = 10057767672912.

The previous prime is 10101120119999. The next prime is 10101120120067. The reversal of 10101120120011 is 11002102110101.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-10101120120011 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 10101120119974 and 10101120120001.

It is not an unprimeable number, because it can be changed into a prime (10101120020011) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 21676223201 + ... + 21676223666.

It is an arithmetic number, because the mean of its divisors is an integer number (2536118141778).

Almost surely, 2^{10101120120011} is an apocalyptic number.

10101120120011 is a deficient number, since it is larger than the sum of its proper divisors (43352447101).

10101120120011 is an equidigital number, since it uses as much as digits as its factorization.

10101120120011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43352447100.

The product of its (nonzero) digits is 4, while the sum is 11.

Adding to 10101120120011 its reverse (11002102110101), we get a palindrome (21103222230112).

The spelling of 10101120120011 in words is "ten trillion, one hundred one billion, one hundred twenty million, one hundred twenty thousand, eleven".