10220110010021 has 2 divisors, whose sum is σ = 10220110010022. Its totient is φ = 10220110010020.

The previous prime is 10220110009999. The next prime is 10220110010027. The reversal of 10220110010021 is 12001001102201.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 8772768676996 + 1447341333025 = 2961886^2 + 1203055^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-10220110010021 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 10220110009984 and 10220110010011.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (10220110010027) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5110055005010 + 5110055005011.

It is an arithmetic number, because the mean of its divisors is an integer number (5110055005011).

Almost surely, 2^{10220110010021} is an apocalyptic number.

It is an amenable number.

10220110010021 is a deficient number, since it is larger than the sum of its proper divisors (1).

10220110010021 is an equidigital number, since it uses as much as digits as its factorization.

10220110010021 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 11.

Adding to 10220110010021 its reverse (12001001102201), we get a palindrome (22221111112222).

The spelling of 10220110010021 in words is "ten trillion, two hundred twenty billion, one hundred ten million, ten thousand, twenty-one".