120011101110021 has 48 divisors (see below), whose sum is σ = 176214645415872. Its totient is φ = 72597305552640.

The previous prime is 120011101110001. The next prime is 120011101110077.

120011101110021 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 120011101110021 - 2¹¹ = 120011101107973 is a prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 120011101109979 and 120011101110006.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (120011101110001) 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 in 47 ways as a sum of consecutive naturals, for example, 3927949281 + ... + 3927979833.

It is an arithmetic number, because the mean of its divisors is an integer number (3671138446164).

Almost surely, 2^{120011101110021} is an apocalyptic number.

120011101110021 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

120011101110021 is a deficient number, since it is larger than the sum of its proper divisors (56203544305851).

120011101110021 is a wasteful number, since it uses less digits than its factorization.

120011101110021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50562 (or 50551 counting only the distinct ones).

The product of its (nonzero) digits is 4, while the sum is 12.

It can be divided in two parts, 12001110 and 1110021, that added together give a palindrome (13111131).

The spelling of 120011101110021 in words is "one hundred twenty trillion, eleven billion, one hundred one million, one hundred ten thousand, twenty-one".