2200121002 has 8 divisors (see below), whose sum is σ = 3300511716. Its totient is φ = 1099950432.

The previous prime is 2200120999. The next prime is 2200121023. The reversal of 2200121002 is 2001210022.

It can be written as a sum of positive squares in 2 ways, for example, as 2102130801 + 97990201 = 45849^2 + 9899^2 .

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

It is a self number, because there is not a number n which added to its sum of digits gives 2200121002.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 27243 + ... + 71710.

Almost surely, 2^2200121002 is an apocalyptic number.

2200121002 is a deficient number, since it is larger than the sum of its proper divisors (1100390714).

2200121002 is a wasteful number, since it uses less digits than its factorization.

2200121002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 110072.

The product of its (nonzero) digits is 16, while the sum is 10.

The square root of 2200121002 is about 46905.4474661526. The cubic root of 2200121002 is about 1300.6152909849.

Adding to 2200121002 its reverse (2001210022), we get a palindrome (4201331024).

It can be divided in two parts, 2 and 200121002, that multiplied together give a palindrome (400242004).

The spelling of 2200121002 in words is "two billion, two hundred million, one hundred twenty-one thousand, two".