121110002 has 16 divisors (see below), whose sum is σ = 198119040.
Its totient is φ = 55188432.
The previous prime is 121109959. The next prime is 121110037. The reversal of 121110002 is 200011121.
Adding to 121110002 its reverse (200011121), we get a palindrome (321121123).
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 27428 + ... + 31535.
It is an arithmetic number, because the mean of its divisors is an integer number (12382440).
Almost surely, 2121110002 is an apocalyptic number.
121110002 is a deficient number, since it is larger than the sum of its proper divisors (77009038).
121110002 is a wasteful number, since it uses less digits than its factorization.
121110002 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 59057.
The product of its (nonzero) digits is 4, while the sum is 8.
The square root of 121110002 is about 11004.9989550204.
The cubic root of 121110002 is about 494.7585830903.
The spelling of 121110002 in words is "one hundred twenty-one million, one hundred ten thousand, two".