800880240101 has 2 divisors, whose sum is σ = 800880240102. Its totient is φ = 800880240100.

The previous prime is 800880240067. The next prime is 800880240143. The reversal of 800880240101 is 101042088008.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 743649247201 + 57230992900 = 862351^2 + 239230^2 .

It is a cyclic number.

It is not a de Polignac number, because 800880240101 - 2³⁰ = 799806498277 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (800880240401) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 400440120050 + 400440120051.

It is an arithmetic number, because the mean of its divisors is an integer number (400440120051).

Almost surely, 2^800880240101 is an apocalyptic number.

It is an amenable number.

800880240101 is a deficient number, since it is larger than the sum of its proper divisors (1).

800880240101 is an equidigital number, since it uses as much as digits as its factorization.

800880240101 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4096, while the sum is 32.

The spelling of 800880240101 in words is "eight hundred billion, eight hundred eighty million, two hundred forty thousand, one hundred one".