202000112201081 has 2 divisors, whose sum is σ = 202000112201082. Its totient is φ = 202000112201080.

The previous prime is 202000112201009. The next prime is 202000112201093. The reversal of 202000112201081 is 180102211000202.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 144860361282025 + 57139750919056 = 12035795^2 + 7559084^2 .

It is a cyclic number.

It is not a de Polignac number, because 202000112201081 - 2¹⁴ = 202000112184697 is a prime.

It is a super-2 number, since 2×202000112201081² (a number of 29 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (202000112201681) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 101000056100540 + 101000056100541.

It is an arithmetic number, because the mean of its divisors is an integer number (101000056100541).

Almost surely, 2^{202000112201081} is an apocalyptic number.

It is an amenable number.

202000112201081 is a deficient number, since it is larger than the sum of its proper divisors (1).

202000112201081 is an equidigital number, since it uses as much as digits as its factorization.

202000112201081 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 128, while the sum is 20.

Adding to 202000112201081 its reverse (180102211000202), we get a palindrome (382102323201283).

The spelling of 202000112201081 in words is "two hundred two trillion, one hundred twelve million, two hundred one thousand, eighty-one".