10002020120002 has 8 divisors (see below), whose sum is σ = 15885561367116. Its totient is φ = 4706832997632.

The previous prime is 10002020119969. The next prime is 10002020120021. The reversal of 10002020120002 is 20002102020001.

It can be written as a sum of positive squares in 2 ways, for example, as 8461693392201 + 1540326727801 = 2908899^2 + 1241099^2 .

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

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, 147088531143 + ... + 147088531210.

Almost surely, 2^{10002020120002} is an apocalyptic number.

10002020120002 is a deficient number, since it is larger than the sum of its proper divisors (5883541247114).

10002020120002 is a wasteful number, since it uses less digits than its factorization.

10002020120002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 294177062372.

The product of its (nonzero) digits is 16, while the sum is 10.

Adding to 10002020120002 its reverse (20002102020001), we get a palindrome (30004122140003).

The spelling of 10002020120002 in words is "ten trillion, two billion, twenty million, one hundred twenty thousand, two".