10220202018997 has 2 divisors, whose sum is σ = 10220202018998. Its totient is φ = 10220202018996.

The previous prime is 10220202018931. The next prime is 10220202019031. The reversal of 10220202018997 is 79981020202201.

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., 6971073197841 + 3249128821156 = 2640279^2 + 1802534^2 .

It is a cyclic number.

It is not a de Polignac number, because 10220202018997 - 2¹¹ = 10220202016949 is a prime.

It is a super-2 number, since 2×10220202018997² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (10220202918997) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5110101009498 + 5110101009499.

It is an arithmetic number, because the mean of its divisors is an integer number (5110101009499).

Almost surely, 2^{10220202018997} is an apocalyptic number.

It is an amenable number.

10220202018997 is a deficient number, since it is larger than the sum of its proper divisors (1).

10220202018997 is an equidigital number, since it uses as much as digits as its factorization.

10220202018997 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 72576, while the sum is 43.

The spelling of 10220202018997 in words is "ten trillion, two hundred twenty billion, two hundred two million, eighteen thousand, nine hundred ninety-seven".