11212020010001 has 2 divisors, whose sum is σ = 11212020010002. Its totient is φ = 11212020010000.

The previous prime is 11212020009959. The next prime is 11212020010021. The reversal of 11212020010001 is 10001002021211.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 9821648870401 + 1390371139600 = 3133951^2 + 1179140^2 .

It is a cyclic number.

It is not a de Polignac number, because 11212020010001 - 2¹⁰ = 11212020008977 is a prime.

It is not a weakly prime, because it can be changed into another prime (11212020010021) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5606010005000 + 5606010005001.

It is an arithmetic number, because the mean of its divisors is an integer number (5606010005001).

Almost surely, 2^{11212020010001} is an apocalyptic number.

It is an amenable number.

11212020010001 is a deficient number, since it is larger than the sum of its proper divisors (1).

11212020010001 is an equidigital number, since it uses as much as digits as its factorization.

11212020010001 is an odious number, because the sum of its binary digits is odd.

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

Adding to 11212020010001 its reverse (10001002021211), we get a palindrome (21213022031212).

The spelling of 11212020010001 in words is "eleven trillion, two hundred twelve billion, twenty million, ten thousand, one".