912321011011 has 4 divisors (see below), whose sum is σ = 912476782792. Its totient is φ = 912165239232.

The previous prime is 912321010981. The next prime is 912321011083. The reversal of 912321011011 is 110110123219.

912321011011 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 912321011011 - 2¹⁵ = 912320978243 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (912381011011) 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, 77877105 + ... + 77888818.

It is an arithmetic number, because the mean of its divisors is an integer number (228119195698).

Almost surely, 2^912321011011 is an apocalyptic number.

912321011011 is a deficient number, since it is larger than the sum of its proper divisors (155771781).

912321011011 is a wasteful number, since it uses less digits than its factorization.

912321011011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 155771780.

The product of its (nonzero) digits is 108, while the sum is 22.

The spelling of 912321011011 in words is "nine hundred twelve billion, three hundred twenty-one million, eleven thousand, eleven".