20120221014011 has 2 divisors, whose sum is σ = 20120221014012. Its totient is φ = 20120221014010.

The previous prime is 20120221014001. The next prime is 20120221014017. The reversal of 20120221014011 is 11041012202102.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 20120221014011 - 2¹⁴ = 20120220997627 is a prime.

It is not a weakly prime, because it can be changed into another prime (20120221014017) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10060110507005 + 10060110507006.

It is an arithmetic number, because the mean of its divisors is an integer number (10060110507006).

Almost surely, 2^{20120221014011} is an apocalyptic number.

20120221014011 is a deficient number, since it is larger than the sum of its proper divisors (1).

20120221014011 is an equidigital number, since it uses as much as digits as its factorization.

20120221014011 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 20120221014011 its reverse (11041012202102), we get a palindrome (31161233216113).

The spelling of 20120221014011 in words is "twenty trillion, one hundred twenty billion, two hundred twenty-one million, fourteen thousand, eleven".