100202101010009 has 2 divisors, whose sum is σ = 100202101010010. Its totient is φ = 100202101010008.

The previous prime is 100202101009873. The next prime is 100202101010047. The reversal of 100202101010009 is 900010101202001.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 93303467434384 + 6898633575625 = 9659372^2 + 2626525^2 .

It is a cyclic number.

It is not a de Polignac number, because 100202101010009 - 2⁴⁰ = 99102589382233 is a prime.

It is a super-2 number, since 2×100202101010009² (a number of 29 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (100202101040009) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50101050505004 + 50101050505005.

It is an arithmetic number, because the mean of its divisors is an integer number (50101050505005).

Almost surely, 2^{100202101010009} is an apocalyptic number.

It is an amenable number.

100202101010009 is a deficient number, since it is larger than the sum of its proper divisors (1).

100202101010009 is an equidigital number, since it uses as much as digits as its factorization.

100202101010009 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 36, while the sum is 17.

The spelling of 100202101010009 in words is "one hundred trillion, two hundred two billion, one hundred one million, ten thousand, nine".