200121424121002 has 8 divisors (see below), whose sum is σ = 317839908898116. Its totient is φ = 94174787821632.

The previous prime is 200121424120967. The next prime is 200121424121039.

200121424121002 is nontrivially palindromic in base 10.

It can be written as a sum of positive squares in 2 ways, for example, as 199064473578441 + 1056950542561 = 14109021^2 + 1028081^2 .

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

It is a super-2 number, since 2×200121424121002² (a number of 29 digits) contains 22 as substring.

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, 2942962119393 + ... + 2942962119460.

Almost surely, 2^{200121424121002} is an apocalyptic number.

200121424121002 is a deficient number, since it is larger than the sum of its proper divisors (117718484777114).

200121424121002 is a wasteful number, since it uses less digits than its factorization.

200121424121002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5885924238872.

The product of its (nonzero) digits is 512, while the sum is 22.

The spelling of 200121424121002 in words is "two hundred trillion, one hundred twenty-one billion, four hundred twenty-four million, one hundred twenty-one thousand, two".