11012101212001 has 2 divisors, whose sum is σ = 11012101212002. Its totient is φ = 11012101212000.

The previous prime is 11012101211957. The next prime is 11012101212059. The reversal of 11012101212001 is 10021210121011.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 8022829651600 + 2989271560401 = 2832460^2 + 1728951^2 .

It is a cyclic number.

It is not a de Polignac number, because 11012101212001 - 2¹³ = 11012101203809 is a prime.

It is not a weakly prime, because it can be changed into another prime (11012101212701) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5506050606000 + 5506050606001.

It is an arithmetic number, because the mean of its divisors is an integer number (5506050606001).

Almost surely, 2^{11012101212001} is an apocalyptic number.

It is an amenable number.

11012101212001 is a deficient number, since it is larger than the sum of its proper divisors (1).

11012101212001 is an equidigital number, since it uses as much as digits as its factorization.

11012101212001 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 13.

Adding to 11012101212001 its reverse (10021210121011), we get a palindrome (21033311333012).

The spelling of 11012101212001 in words is "eleven trillion, twelve billion, one hundred one million, two hundred twelve thousand, one".