911201012122 has 8 divisors (see below), whose sum is σ = 1369585229472. Its totient is φ = 454672602300.

The previous prime is 911201012077. The next prime is 911201012143. The reversal of 911201012122 is 221210102119.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 911201012093 and 911201012102.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 463950654 + ... + 463952617.

It is an arithmetic number, because the mean of its divisors is an integer number (171198153684).

Almost surely, 2^911201012122 is an apocalyptic number.

911201012122 is a deficient number, since it is larger than the sum of its proper divisors (458384217350).

911201012122 is a wasteful number, since it uses less digits than its factorization.

911201012122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 927903764.

The product of its (nonzero) digits is 144, while the sum is 22.

The spelling of 911201012122 in words is "nine hundred eleven billion, two hundred one million, twelve thousand, one hundred twenty-two".