110121210002002 has 4 divisors (see below), whose sum is σ = 165181815003006. Its totient is φ = 55060605001000.

The previous prime is 110121210001991. The next prime is 110121210002033. The reversal of 110121210002002 is 200200012121011.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 105095323063201 + 5025886938801 = 10251601^2 + 2241849^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27530302500499 + ... + 27530302500502.

Almost surely, 2^{110121210002002} is an apocalyptic number.

110121210002002 is a deficient number, since it is larger than the sum of its proper divisors (55060605001004).

110121210002002 is an equidigital number, since it uses as much as digits as its factorization.

110121210002002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 55060605001003.

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 110121210002002 its reverse (200200012121011), we get a palindrome (310321222123013).

The spelling of 110121210002002 in words is "one hundred ten trillion, one hundred twenty-one billion, two hundred ten million, two thousand, two".