1101209858867 has 2 divisors, whose sum is σ = 1101209858868. Its totient is φ = 1101209858866.

The previous prime is 1101209858839. The next prime is 1101209858869. The reversal of 1101209858867 is 7688589021011.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1101209858867 - 2¹⁰ = 1101209857843 is a prime.

Together with 1101209858869, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (1101209858869) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 550604929433 + 550604929434.

It is an arithmetic number, because the mean of its divisors is an integer number (550604929434).

Almost surely, 2^{1101209858867} is an apocalyptic number.

1101209858867 is a deficient number, since it is larger than the sum of its proper divisors (1).

1101209858867 is an equidigital number, since it uses as much as digits as its factorization.

1101209858867 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1935360, while the sum is 56.

The spelling of 1101209858867 in words is "one trillion, one hundred one billion, two hundred nine million, eight hundred fifty-eight thousand, eight hundred sixty-seven".