120211211011 has 8 divisors (see below), whose sum is σ = 120531148848. Its totient is φ = 119891616000.

The previous prime is 120211211009. The next prime is 120211211047. The reversal of 120211211011 is 110112112021.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 120211211011 - 2¹ = 120211211009 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 120211210982 and 120211211000.

It is not an unprimeable number, because it can be changed into a prime (120211211311) 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 7 ways as a sum of consecutive naturals, for example, 624316 + ... + 793846.

It is an arithmetic number, because the mean of its divisors is an integer number (15066393606).

Almost surely, 2^120211211011 is an apocalyptic number.

120211211011 is a deficient number, since it is larger than the sum of its proper divisors (319937837).

120211211011 is a wasteful number, since it uses less digits than its factorization.

120211211011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 171413.

The product of its (nonzero) digits is 8, while the sum is 13.

Adding to 120211211011 its reverse (110112112021), we get a palindrome (230323323032).

The spelling of 120211211011 in words is "one hundred twenty billion, two hundred eleven million, two hundred eleven thousand, eleven".