121000222101091 has 8 divisors (see below), whose sum is σ = 121012554599280. Its totient is φ = 120987890270208.

The previous prime is 121000222101023. The next prime is 121000222101107. The reversal of 121000222101091 is 190101222000121.

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

It is a cyclic number.

It is not a de Polignac number, because 121000222101091 - 2⁹ = 121000222100579 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (121000222101191) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 412867255 + ... + 413160223.

It is an arithmetic number, because the mean of its divisors is an integer number (15126569324910).

Almost surely, 2^{121000222101091} is an apocalyptic number.

121000222101091 is a deficient number, since it is larger than the sum of its proper divisors (12332498189).

121000222101091 is a wasteful number, since it uses less digits than its factorization.

121000222101091 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 333653.

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

The spelling of 121000222101091 in words is "one hundred twenty-one trillion, two hundred twenty-two million, one hundred one thousand, ninety-one".