10010001221002 has 8 divisors (see below), whose sum is σ = 15016231497312. Its totient is φ = 5004590721900.

The previous prime is 10010001220979. The next prime is 10010001221111. The reversal of 10010001221002 is 20012210001001.

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 10010001221002.

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 in 3 ways as a sum of consecutive naturals, for example, 204913774 + ... + 204962617.

It is an arithmetic number, because the mean of its divisors is an integer number (1877028937164).

Almost surely, 2^{10010001221002} is an apocalyptic number.

10010001221002 is a deficient number, since it is larger than the sum of its proper divisors (5006230276310).

10010001221002 is a wasteful number, since it uses less digits than its factorization.

10010001221002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 409888604.

The product of its (nonzero) digits is 8, while the sum is 10.

Adding to 10010001221002 its reverse (20012210001001), we get a palindrome (30022211222003).

The spelling of 10010001221002 in words is "ten trillion, ten billion, one million, two hundred twenty-one thousand, two".