10010221212011 has 4 divisors (see below), whose sum is σ = 10599057753912. Its totient is φ = 9421384670112.

The previous prime is 10010221211983. The next prime is 10010221212031. The reversal of 10010221212011 is 11021212201001.

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-10010221212011 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10010221212031) 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, 294418270925 + ... + 294418270958.

It is an arithmetic number, because the mean of its divisors is an integer number (2649764438478).

Almost surely, 2^{10010221212011} is an apocalyptic number.

10010221212011 is a deficient number, since it is larger than the sum of its proper divisors (588836541901).

10010221212011 is an equidigital number, since it uses as much as digits as its factorization.

10010221212011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 588836541900.

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

Adding to 10010221212011 its reverse (11021212201001), we get a palindrome (21031433413012).

The spelling of 10010221212011 in words is "ten trillion, ten billion, two hundred twenty-one million, two hundred twelve thousand, eleven".