2210122221101 has 2 divisors, whose sum is σ = 2210122221102. Its totient is φ = 2210122221100.

The previous prime is 2210122221091. The next prime is 2210122221121. The reversal of 2210122221101 is 1011222210122.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1832205888100 + 377916333001 = 1353590^2 + 614749^2 .

It is a cyclic number.

It is not a de Polignac number, because 2210122221101 - 2¹⁰ = 2210122220077 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2210122221101.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2210122221121) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1105061110550 + 1105061110551.

It is an arithmetic number, because the mean of its divisors is an integer number (1105061110551).

Almost surely, 2^{2210122221101} is an apocalyptic number.

It is an amenable number.

2210122221101 is a deficient number, since it is larger than the sum of its proper divisors (1).

2210122221101 is an equidigital number, since it uses as much as digits as its factorization.

2210122221101 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 2210122221101 its reverse (1011222210122), we get a palindrome (3221344431223).

The spelling of 2210122221101 in words is "two trillion, two hundred ten billion, one hundred twenty-two million, two hundred twenty-one thousand, one hundred one".