212101110120011 has 8 divisors (see below), whose sum is σ = 242405123151840. Its totient is φ = 181798060699008.

The previous prime is 212101110120001. The next prime is 212101110120013. The reversal of 212101110120011 is 110021011101212.

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 212101110120011 - 2⁶ = 212101110119947 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (212101110120013) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 240430976 + ... + 241311533.

It is an arithmetic number, because the mean of its divisors is an integer number (30300640393980).

Almost surely, 2^{212101110120011} is an apocalyptic number.

212101110120011 is a deficient number, since it is larger than the sum of its proper divisors (30304013031829).

212101110120011 is an equidigital number, since it uses as much as digits as its factorization.

212101110120011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 481805413.

The product of its (nonzero) digits is 8, while the sum is 14.

Adding to 212101110120011 its reverse (110021011101212), we get a palindrome (322122121221223).

The spelling of 212101110120011 in words is "two hundred twelve trillion, one hundred one billion, one hundred ten million, one hundred twenty thousand, eleven".