210220211112101 has 32 divisors (see below), whose sum is σ = 238891403520000. Its totient is φ = 183909959690688.

The previous prime is 210220211112089. The next prime is 210220211112113. The reversal of 210220211112101 is 101211112022012.

It is an interprime number because it is at equal distance from previous prime (210220211112089) and next prime (210220211112113).

It is a cyclic number.

It is not a de Polignac number, because 210220211112101 - 2¹⁰ = 210220211111077 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 210220211112101.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (210220211112161) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 127979600 + ... + 129611798.

It is an arithmetic number, because the mean of its divisors is an integer number (7465356360000).

Almost surely, 2^{210220211112101} is an apocalyptic number.

It is an amenable number.

210220211112101 is a deficient number, since it is larger than the sum of its proper divisors (28671192407899).

210220211112101 is a wasteful number, since it uses less digits than its factorization.

210220211112101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1642433.

The product of its (nonzero) digits is 32, while the sum is 17.

Adding to 210220211112101 its reverse (101211112022012), we get a palindrome (311431323134113).

The spelling of 210220211112101 in words is "two hundred ten trillion, two hundred twenty billion, two hundred eleven million, one hundred twelve thousand, one hundred one".