120021010110011 has 2 divisors, whose sum is σ = 120021010110012. Its totient is φ = 120021010110010.

The previous prime is 120021010109971. The next prime is 120021010110059. The reversal of 120021010110011 is 110011010120021.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-120021010110011 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 120021010109974 and 120021010110001.

It is not a weakly prime, because it can be changed into another prime (120021010110061) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60010505055005 + 60010505055006.

It is an arithmetic number, because the mean of its divisors is an integer number (60010505055006).

Almost surely, 2^{120021010110011} is an apocalyptic number.

120021010110011 is a deficient number, since it is larger than the sum of its proper divisors (1).

120021010110011 is an equidigital number, since it uses as much as digits as its factorization.

120021010110011 is an odious number, because the sum of its binary digits is odd.

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

Adding to 120021010110011 its reverse (110011010120021), we get a palindrome (230032020230032).

It can be divided in two parts, 120021010 and 110011, that added together give a palindrome (120131021).

The spelling of 120021010110011 in words is "one hundred twenty trillion, twenty-one billion, ten million, one hundred ten thousand, eleven".