212002101120011 has 4 divisors (see below), whose sum is σ = 214906239491592. Its totient is φ = 209097962748432.

The previous prime is 212002101119999. The next prime is 212002101120079. The reversal of 212002101120011 is 110021101200212.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-212002101120011 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (212002101120091) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1452069185681 + ... + 1452069185826.

It is an arithmetic number, because the mean of its divisors is an integer number (53726559872898).

Almost surely, 2^{212002101120011} is an apocalyptic number.

212002101120011 is a deficient number, since it is larger than the sum of its proper divisors (2904138371581).

212002101120011 is an equidigital number, since it uses as much as digits as its factorization.

212002101120011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2904138371580.

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 212002101120011 its reverse (110021101200212), we get a palindrome (322023202320223).

The spelling of 212002101120011 in words is "two hundred twelve trillion, two billion, one hundred one million, one hundred twenty thousand, eleven".