10221002102002 has 8 divisors (see below), whose sum is σ = 15410940993756. Its totient is φ = 5084021770752.

The previous prime is 10221002101991. The next prime is 10221002102021. The reversal of 10221002102002 is 20020120012201.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 10212811671001 + 8190431001 = 3195749^2 + 90501^2 .

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

It is a super-3 number, since 3×10221002102002³ (a number of 40 digits) contains 333 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, 13239639643 + ... + 13239640414.

Almost surely, 2^{10221002102002} is an apocalyptic number.

10221002102002 is a deficient number, since it is larger than the sum of its proper divisors (5189938891754).

10221002102002 is a wasteful number, since it uses less digits than its factorization.

10221002102002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26479280252.

The product of its (nonzero) digits is 32, while the sum is 13.

Adding to 10221002102002 its reverse (20020120012201), we get a palindrome (30241122114203).

The spelling of 10221002102002 in words is "ten trillion, two hundred twenty-one billion, two million, one hundred two thousand, two".