10012020101002 has 4 divisors (see below), whose sum is σ = 15018030151506. Its totient is φ = 5006010050500.

The previous prime is 10012020100997. The next prime is 10012020101047. The reversal of 10012020101002 is 20010102021001.

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

It can be written as a sum of positive squares in only one way, i.e., 9991927322001 + 20092779001 = 3161001^2 + 141749^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 10012020101002.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2503005025249 + ... + 2503005025252.

Almost surely, 2^{10012020101002} is an apocalyptic number.

10012020101002 is a deficient number, since it is larger than the sum of its proper divisors (5006010050504).

10012020101002 is an equidigital number, since it uses as much as digits as its factorization.

10012020101002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5006010050503.

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

Adding to 10012020101002 its reverse (20010102021001), we get a palindrome (30022122122003).

The spelling of 10012020101002 in words is "ten trillion, twelve billion, twenty million, one hundred one thousand, two".