10021212011 has 2 divisors, whose sum is σ = 10021212012. Its totient is φ = 10021212010.

The previous prime is 10021211989. The next prime is 10021212017. The reversal of 10021212011 is 11021212001.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 10021212011 - 2³⁰ = 8947470187 is a prime.

It is a super-3 number, since 3×10021212011³ (a number of 31 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 10021211983 and 10021212001.

It is not a weakly prime, because it can be changed into another prime (10021212017) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5010606005 + 5010606006.

It is an arithmetic number, because the mean of its divisors is an integer number (5010606006).

Almost surely, 2^10021212011 is an apocalyptic number.

10021212011 is a deficient number, since it is larger than the sum of its proper divisors (1).

10021212011 is an equidigital number, since it uses as much as digits as its factorization.

10021212011 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 8, while the sum is 11.

Adding to 10021212011 its reverse (11021212001), we get a palindrome (21042424012).

The spelling of 10021212011 in words is "ten billion, twenty-one million, two hundred twelve thousand, eleven".