120002120011 has 4 divisors (see below), whose sum is σ = 122792867032. Its totient is φ = 117211372992.

The previous prime is 120002119967. The next prime is 120002120047. The reversal of 120002120011 is 110021200021.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 110021200021 = 67 ⋅1642107463.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-120002120011 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 120002120011.

It is not an unprimeable number, because it can be changed into a prime (120002120111) 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, 1395373446 + ... + 1395373531.

It is an arithmetic number, because the mean of its divisors is an integer number (30698216758).

Almost surely, 2^120002120011 is an apocalyptic number.

120002120011 is a deficient number, since it is larger than the sum of its proper divisors (2790747021).

120002120011 is an equidigital number, since it uses as much as digits as its factorization.

120002120011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2790747020.

The product of its (nonzero) digits is 8, while the sum is 10.

Adding to 120002120011 its reverse (110021200021), we get a palindrome (230023320032).

The spelling of 120002120011 in words is "one hundred twenty billion, two million, one hundred twenty thousand, eleven".