120101211011 has 16 divisors (see below), whose sum is σ = 127073802240. Its totient is φ = 113194941120.

The previous prime is 120101211007. The next prime is 120101211031. The reversal of 120101211011 is 110112101021.

It is not a de Polignac number, because 120101211011 - 2² = 120101211007 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 120101210983 and 120101211001.

It is not an unprimeable number, because it can be changed into a prime (120101211031) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3786926 + ... + 3818508.

It is an arithmetic number, because the mean of its divisors is an integer number (7942112640).

Almost surely, 2^120101211011 is an apocalyptic number.

120101211011 is a deficient number, since it is larger than the sum of its proper divisors (6972591229).

120101211011 is a wasteful number, since it uses less digits than its factorization.

120101211011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32626.

The product of its (nonzero) digits is 4, while the sum is 11.

Adding to 120101211011 its reverse (110112101021), we get a palindrome (230213312032).

The spelling of 120101211011 in words is "one hundred twenty billion, one hundred one million, two hundred eleven thousand, eleven".