2206797621139 has 2 divisors, whose sum is σ = 2206797621140. Its totient is φ = 2206797621138.

The previous prime is 2206797621103. The next prime is 2206797621151. The reversal of 2206797621139 is 9311267976022.

2206797621139 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2206797621139 - 2⁹ = 2206797620627 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2206797621139.

It is not a weakly prime, because it can be changed into another prime (2206797621239) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1103398810569 + 1103398810570.

It is an arithmetic number, because the mean of its divisors is an integer number (1103398810570).

Almost surely, 2^{2206797621139} is an apocalyptic number.

2206797621139 is a deficient number, since it is larger than the sum of its proper divisors (1).

2206797621139 is an equidigital number, since it uses as much as digits as its factorization.

2206797621139 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3429216, while the sum is 55.

The spelling of 2206797621139 in words is "two trillion, two hundred six billion, seven hundred ninety-seven million, six hundred twenty-one thousand, one hundred thirty-nine".