20102010222001 has 2 divisors, whose sum is σ = 20102010222002. Its totient is φ = 20102010222000.

The previous prime is 20102010221989. The next prime is 20102010222011. The reversal of 20102010222001 is 10022201020102.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 12204898589601 + 7897111632400 = 3493551^2 + 2810180^2 .

It is a cyclic number.

It is not a de Polignac number, because 20102010222001 - 2¹³ = 20102010213809 is a prime.

It is not a weakly prime, because it can be changed into another prime (20102010222011) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10051005111000 + 10051005111001.

It is an arithmetic number, because the mean of its divisors is an integer number (10051005111001).

Almost surely, 2^{20102010222001} is an apocalyptic number.

It is an amenable number.

20102010222001 is a deficient number, since it is larger than the sum of its proper divisors (1).

20102010222001 is an equidigital number, since it uses as much as digits as its factorization.

20102010222001 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 32, while the sum is 13.

Adding to 20102010222001 its reverse (10022201020102), we get a palindrome (30124211242103).

The spelling of 20102010222001 in words is "twenty trillion, one hundred two billion, ten million, two hundred twenty-two thousand, one".