10221200220911 has 2 divisors, whose sum is σ = 10221200220912. Its totient is φ = 10221200220910.

The previous prime is 10221200220839. The next prime is 10221200220943. The reversal of 10221200220911 is 11902200212201.

10221200220911 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-10221200220911 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (10221200225911) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5110600110455 + 5110600110456.

It is an arithmetic number, because the mean of its divisors is an integer number (5110600110456).

Almost surely, 2^{10221200220911} is an apocalyptic number.

10221200220911 is a deficient number, since it is larger than the sum of its proper divisors (1).

10221200220911 is an equidigital number, since it uses as much as digits as its factorization.

10221200220911 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 288, while the sum is 23.

The spelling of 10221200220911 in words is "ten trillion, two hundred twenty-one billion, two hundred million, two hundred twenty thousand, nine hundred eleven".