2121103002 has 16 divisors (see below), whose sum is σ = 4289872320. Its totient is φ = 699089952.

The previous prime is 2121103001. The next prime is 2121103021. The reversal of 2121103002 is 2003011212.

It is not an unprimeable number, because it can be changed into a prime (2121103001) 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, 1985518 + ... + 1986585.

It is an arithmetic number, because the mean of its divisors is an integer number (268117020).

Almost surely, 2^2121103002 is an apocalyptic number.

2121103002 is an abundant number, since it is smaller than the sum of its proper divisors (2168769318).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2121103002 is a wasteful number, since it uses less digits than its factorization.

2121103002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3972197.

The product of its (nonzero) digits is 24, while the sum is 12.

The square root of 2121103002 is about 46055.4340116343. The cubic root of 2121103002 is about 1284.8544101684.

Adding to 2121103002 its reverse (2003011212), we get a palindrome (4124114214).

The spelling of 2121103002 in words is "two billion, one hundred twenty-one million, one hundred three thousand, two".