120011000120 has 64 divisors (see below), whose sum is σ = 294664487040. Its totient is φ = 43626729600.

The previous prime is 120011000111. The next prime is 120011000141. The reversal of 120011000120 is 21000110021.

It is a Harshad number since it is a multiple of its sum of digits (8).

It is a junction number, because it is equal to n+sod(n) for n = 120011000098 and 120011000107.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1424699 + ... + 1506581.

It is an arithmetic number, because the mean of its divisors is an integer number (4604132610).

Almost surely, 2^120011000120 is an apocalyptic number.

120011000120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

120011000120 is an abundant number, since it is smaller than the sum of its proper divisors (174653486920).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

120011000120 is a wasteful number, since it uses less digits than its factorization.

120011000120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 85236 (or 85232 counting only the distinct ones).

The product of its (nonzero) digits is 4, while the sum is 8.

Adding to 120011000120 its reverse (21000110021), we get a palindrome (141011110141).

It can be divided in two parts, 1200110001 and 20, that added together give a palindrome (1200110021).

The spelling of 120011000120 in words is "one hundred twenty billion, eleven million, one hundred twenty", and thus it is an aban number.