120010220001 has 32 divisors (see below), whose sum is σ = 205164677120. Its totient is φ = 67911458832.

The previous prime is 120010219991. The next prime is 120010220009. The reversal of 120010220001 is 100022010021.

It is not a de Polignac number, because 120010220001 - 2⁹ = 120010219489 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (120010220009) by changing a digit.

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 31 ways as a sum of consecutive naturals, for example, 3062935 + ... + 3101868.

It is an arithmetic number, because the mean of its divisors is an integer number (6411396160).

Almost surely, 2^120010220001 is an apocalyptic number.

It is an amenable number.

120010220001 is a deficient number, since it is larger than the sum of its proper divisors (85154457119).

120010220001 is a wasteful number, since it uses less digits than its factorization.

120010220001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6164922 (or 6164916 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 9.

Adding to 120010220001 its reverse (100022010021), we get a palindrome (220032230022).

The spelling of 120010220001 in words is "one hundred twenty billion, ten million, two hundred twenty thousand, one".