389910101011 has 4 divisors (see below), whose sum is σ = 393929792872. Its totient is φ = 385890409152.

The previous prime is 389910100939. The next prime is 389910101017. The reversal of 389910101011 is 110101019983.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-389910101011 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (389910101017) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2009845785 + ... + 2009845978.

It is an arithmetic number, because the mean of its divisors is an integer number (98482448218).

Almost surely, 2^389910101011 is an apocalyptic number.

389910101011 is a deficient number, since it is larger than the sum of its proper divisors (4019691861).

389910101011 is an equidigital number, since it uses as much as digits as its factorization.

389910101011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4019691860.

The product of its (nonzero) digits is 1944, while the sum is 34.

The spelling of 389910101011 in words is "three hundred eighty-nine billion, nine hundred ten million, one hundred one thousand, eleven".