912121302110011 has 32 divisors (see below), whose sum is σ = 1046272447773056. Its totient is φ = 778938716160000.

The previous prime is 912121302110009. The next prime is 912121302110017. The reversal of 912121302110011 is 110011203121219.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 912121302110011 - 2¹ = 912121302110009 is a prime.

It is not an unprimeable number, because it can be changed into a prime (912121302110017) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 5278362811 + ... + 5278535611.

It is an arithmetic number, because the mean of its divisors is an integer number (32696013992908).

Almost surely, 2^{912121302110011} is an apocalyptic number.

912121302110011 is a deficient number, since it is larger than the sum of its proper divisors (134151145663045).

912121302110011 is a wasteful number, since it uses less digits than its factorization.

912121302110011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 175943.

The product of its (nonzero) digits is 216, while the sum is 25.

The spelling of 912121302110011 in words is "nine hundred twelve trillion, one hundred twenty-one billion, three hundred two million, one hundred ten thousand, eleven".