2200121101709 has 2 divisors, whose sum is σ = 2200121101710. Its totient is φ = 2200121101708.

The previous prime is 2200121101697. The next prime is 2200121101741. The reversal of 2200121101709 is 9071011210022.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2130659863684 + 69461238025 = 1459678^2 + 263555^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2200121101709 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2200121101769) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1100060550854 + 1100060550855.

It is an arithmetic number, because the mean of its divisors is an integer number (1100060550855).

Almost surely, 2^{2200121101709} is an apocalyptic number.

It is an amenable number.

2200121101709 is a deficient number, since it is larger than the sum of its proper divisors (1).

2200121101709 is an equidigital number, since it uses as much as digits as its factorization.

2200121101709 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 504, while the sum is 26.

The spelling of 2200121101709 in words is "two trillion, two hundred billion, one hundred twenty-one million, one hundred one thousand, seven hundred nine".