100001210002801 has 2 divisors, whose sum is σ = 100001210002802. Its totient is φ = 100001210002800.

The previous prime is 100001210002777. The next prime is 100001210002847. The reversal of 100001210002801 is 108200012100001.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 98388068693776 + 1613141309025 = 9919076^2 + 1270095^2 .

It is a cyclic number.

It is not a de Polignac number, because 100001210002801 - 2²¹ = 100001207905649 is a prime.

It is not a weakly prime, because it can be changed into another prime (100001210008801) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50000605001400 + 50000605001401.

It is an arithmetic number, because the mean of its divisors is an integer number (50000605001401).

Almost surely, 2^{100001210002801} is an apocalyptic number.

It is an amenable number.

100001210002801 is a deficient number, since it is larger than the sum of its proper divisors (1).

100001210002801 is an equidigital number, since it uses as much as digits as its factorization.

100001210002801 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 32, while the sum is 16.

Adding to 100001210002801 its reverse (108200012100001), we get a palindrome (208201222102802).

The spelling of 100001210002801 in words is "one hundred trillion, one billion, two hundred ten million, two thousand, eight hundred one".