911001021002122 has 64 divisors (see below), whose sum is σ = 1525807516262400. Its totient is φ = 405903152112640.

The previous prime is 911001021002117. The next prime is 911001021002147. The reversal of 911001021002122 is 221200120100119.

It is a junction number, because it is equal to n+sod(n) for n = 911001021002093 and 911001021002102.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 96396279 + ... + 105424117.

It is an arithmetic number, because the mean of its divisors is an integer number (23840742441600).

Almost surely, 2^{911001021002122} is an apocalyptic number.

911001021002122 is a deficient number, since it is larger than the sum of its proper divisors (614806495260278).

911001021002122 is a wasteful number, since it uses less digits than its factorization.

911001021002122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9029871.

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

The spelling of 911001021002122 in words is "nine hundred eleven trillion, one billion, twenty-one million, two thousand, one hundred twenty-two".