10211220100189 has 2 divisors, whose sum is σ = 10211220100190. Its totient is φ = 10211220100188.

The previous prime is 10211220099961. The next prime is 10211220100217. The reversal of 10211220100189 is 98100102211201.

It is an a-pointer prime, because the next prime (10211220100217) can be obtained adding 10211220100189 to its sum of digits (28).

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 6208359588964 + 4002860511225 = 2491658^2 + 2000715^2 .

It is a cyclic number.

It is not a de Polignac number, because 10211220100189 - 2⁹ = 10211220099677 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (10211220106189) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5105610050094 + 5105610050095.

It is an arithmetic number, because the mean of its divisors is an integer number (5105610050095).

Almost surely, 2^{10211220100189} is an apocalyptic number.

It is an amenable number.

10211220100189 is a deficient number, since it is larger than the sum of its proper divisors (1).

10211220100189 is an equidigital number, since it uses as much as digits as its factorization.

10211220100189 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 576, while the sum is 28.

The spelling of 10211220100189 in words is "ten trillion, two hundred eleven billion, two hundred twenty million, one hundred thousand, one hundred eighty-nine".