120200001001011 has 12 divisors (see below), whose sum is σ = 178314716200192. Its totient is φ = 77967568216656.

The previous prime is 120200001000997. The next prime is 120200001001037. The reversal of 120200001001011 is 110100100002021.

It is a happy number.

It is not a de Polignac number, because 120200001001011 - 2⁵ = 120200001000979 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 a junction number, because it is equal to n+sod(n) for n = 120200001000984 and 120200001001002.

It is not an unprimeable number, because it can be changed into a prime (120200001001051) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 180480481651 + ... + 180480482316.

Almost surely, 2^{120200001001011} is an apocalyptic number.

120200001001011 is a deficient number, since it is larger than the sum of its proper divisors (58114715199181).

120200001001011 is a wasteful number, since it uses less digits than its factorization.

120200001001011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 360960964010 (or 360960964007 counting only the distinct ones).

The product of its (nonzero) digits is 4, while the sum is 9.

Adding to 120200001001011 its reverse (110100100002021), we get a palindrome (230300101003032).

The spelling of 120200001001011 in words is "one hundred twenty trillion, two hundred billion, one million, one thousand, eleven".