121112002101 has 8 divisors (see below), whose sum is σ = 161507338240. Its totient is φ = 80729000352.

The previous prime is 121112002093. The next prime is 121112002117. The reversal of 121112002101 is 101200211121.

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

It is not a de Polignac number, because 121112002101 - 2³ = 121112002093 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (121112002301) 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, 3060661 + ... + 3099978.

It is an arithmetic number, because the mean of its divisors is an integer number (20188417280).

Almost surely, 2^121112002101 is an apocalyptic number.

It is an amenable number.

121112002101 is a deficient number, since it is larger than the sum of its proper divisors (40395336139).

121112002101 is an equidigital number, since it uses as much as digits as its factorization.

121112002101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6167195.

The product of its (nonzero) digits is 8, while the sum is 12.

Adding to 121112002101 its reverse (101200211121), we get a palindrome (222312213222).

The spelling of 121112002101 in words is "one hundred twenty-one billion, one hundred twelve million, two thousand, one hundred one".