2121124202 has 8 divisors (see below), whose sum is σ = 3188935200. Its totient is φ = 1058145804.

The previous prime is 2121124199. The next prime is 2121124211. The reversal of 2121124202 is 2024211212.

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

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1207052 + ... + 1208807.

It is an arithmetic number, because the mean of its divisors is an integer number (398616900).

Almost surely, 2^2121124202 is an apocalyptic number.

2121124202 is a deficient number, since it is larger than the sum of its proper divisors (1067810998).

2121124202 is a wasteful number, since it uses less digits than its factorization.

2121124202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2416300.

The product of its (nonzero) digits is 128, while the sum is 17.

The square root of 2121124202 is about 46055.6641684820. The cubic root of 2121124202 is about 1284.8586907750.

Adding to 2121124202 its reverse (2024211212), we get a palindrome (4145335414).

The spelling of 2121124202 in words is "two billion, one hundred twenty-one million, one hundred twenty-four thousand, two hundred two".