2010121198 has 4 divisors (see below), whose sum is σ = 3015181800. Its totient is φ = 1005060598.

The previous prime is 2010121187. The next prime is 2010121213. The reversal of 2010121198 is 8911210102.

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

It is a congruent number.

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, 502530298 + ... + 502530301.

It is an arithmetic number, because the mean of its divisors is an integer number (753795450).

Almost surely, 2^2010121198 is an apocalyptic number.

2010121198 is a deficient number, since it is larger than the sum of its proper divisors (1005060602).

2010121198 is a wasteful number, since it uses less digits than its factorization.

2010121198 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1005060601.

The product of its (nonzero) digits is 288, while the sum is 25.

The square root of 2010121198 is about 44834.3751824423. The cubic root of 2010121198 is about 1262.0427932140.

The spelling of 2010121198 in words is "two billion, ten million, one hundred twenty-one thousand, one hundred ninety-eight".