100210961069 has 2 divisors, whose sum is σ = 100210961070. Its totient is φ = 100210961068.

The previous prime is 100210961047. The next prime is 100210961083. The reversal of 100210961069 is 960169012001.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 96618397225 + 3592563844 = 310835^2 + 59938^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-100210961069 is a prime.

It is a super-2 number, since 2×100210961069² (a number of 23 digits) contains 22 as substring.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (100210951069) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50105480534 + 50105480535.

It is an arithmetic number, because the mean of its divisors is an integer number (50105480535).

Almost surely, 2^100210961069 is an apocalyptic number.

It is an amenable number.

100210961069 is a deficient number, since it is larger than the sum of its proper divisors (1).

100210961069 is an equidigital number, since it uses as much as digits as its factorization.

100210961069 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5832, while the sum is 35.

The spelling of 100210961069 in words is "one hundred billion, two hundred ten million, nine hundred sixty-one thousand, sixty-nine".