80111000100097 has 2 divisors, whose sum is σ = 80111000100098. Its totient is φ = 80111000100096.

The previous prime is 80111000100091. The next prime is 80111000100119. The reversal of 80111000100097 is 79000100011108.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 66653247252736 + 13457752847361 = 8164144^2 + 3668481^2 .

It is a cyclic number.

It is not a de Polignac number, because 80111000100097 - 2³¹ = 80108852616449 is a prime.

It is not a weakly prime, because it can be changed into another prime (80111000100091) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 40055500050048 + 40055500050049.

It is an arithmetic number, because the mean of its divisors is an integer number (40055500050049).

Almost surely, 2^{80111000100097} is an apocalyptic number.

It is an amenable number.

80111000100097 is a deficient number, since it is larger than the sum of its proper divisors (1).

80111000100097 is an equidigital number, since it uses as much as digits as its factorization.

80111000100097 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 504, while the sum is 28.

The spelling of 80111000100097 in words is "eighty trillion, one hundred eleven billion, one hundred thousand, ninety-seven".