1039168121011 has 4 divisors (see below), whose sum is σ = 1040286709800. Its totient is φ = 1038049532224.

The previous prime is 1039168120999. The next prime is 1039168121039. The reversal of 1039168121011 is 1101218619301.

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

It is a cyclic number.

It is not a de Polignac number, because 1039168121011 - 2⁷ = 1039168120883 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1039168121051) 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, 559293001 + ... + 559294858.

It is an arithmetic number, because the mean of its divisors is an integer number (260071677450).

Almost surely, 2^{1039168121011} is an apocalyptic number.

1039168121011 is a deficient number, since it is larger than the sum of its proper divisors (1118588789).

1039168121011 is an equidigital number, since it uses as much as digits as its factorization.

1039168121011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1118588788.

The product of its (nonzero) digits is 2592, while the sum is 34.

The spelling of 1039168121011 in words is "one trillion, thirty-nine billion, one hundred sixty-eight million, one hundred twenty-one thousand, eleven".