2100002201069 has 2 divisors, whose sum is σ = 2100002201070. Its totient is φ = 2100002201068.

The previous prime is 2100002201057. The next prime is 2100002201071. The reversal of 2100002201069 is 9601022000012.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1875338524900 + 224663676169 = 1369430^2 + 473987^2 .

It is a cyclic number.

It is not a de Polignac number, because 2100002201069 - 2³² = 2095707233773 is a prime.

It is a super-2 number, since 2×2100002201069² (a number of 25 digits) contains 22 as substring.

Together with 2100002201071, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2100002201009) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1050001100534 + 1050001100535.

It is an arithmetic number, because the mean of its divisors is an integer number (1050001100535).

Almost surely, 2^{2100002201069} is an apocalyptic number.

It is an amenable number.

2100002201069 is a deficient number, since it is larger than the sum of its proper divisors (1).

2100002201069 is an equidigital number, since it uses as much as digits as its factorization.

2100002201069 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 432, while the sum is 23.

The spelling of 2100002201069 in words is "two trillion, one hundred billion, two million, two hundred one thousand, sixty-nine".