244121002 has 4 divisors (see below), whose sum is σ = 366181506. Its totient is φ = 122060500.

The previous prime is 244120993. The next prime is 244121023. The reversal of 244121002 is 200121442.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 200121442 = 2 ⋅100060721.

It can be written as a sum of positive squares in only one way, i.e., 198274561 + 45846441 = 14081^2 + 6771^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61030249 + ... + 61030252.

Almost surely, 2^244121002 is an apocalyptic number.

244121002 is a deficient number, since it is larger than the sum of its proper divisors (122060504).

244121002 is a wasteful number, since it uses less digits than its factorization.

244121002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 122060503.

The product of its (nonzero) digits is 128, while the sum is 16.

The square root of 244121002 is about 15624.3720513818. The cubic root of 244121002 is about 624.9832545914.

Adding to 244121002 its reverse (200121442), we get a palindrome (444242444).

The spelling of 244121002 in words is "two hundred forty-four million, one hundred twenty-one thousand, two".