1011201012002 has 8 divisors (see below), whose sum is σ = 1519325316012. Its totient is φ = 504759240000.

The previous prime is 1011201011987. The next prime is 1011201012013. The reversal of 1011201012002 is 2002101021101.

It can be written as a sum of positive squares in 2 ways, for example, as 986404526041 + 24796485961 = 993179^2 + 157469^2 .

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

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 420631499 + ... + 420633902.

Almost surely, 2^{1011201012002} is an apocalyptic number.

1011201012002 is a deficient number, since it is larger than the sum of its proper divisors (508124304010).

1011201012002 is an equidigital number, since it uses as much as digits as its factorization.

1011201012002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 841266004.

The product of its (nonzero) digits is 8, while the sum is 11.

Adding to 1011201012002 its reverse (2002101021101), we get a palindrome (3013302033103).

Subtracting 1011201012002 from its reverse (2002101021101), we obtain a palindrome (990900009099).

The spelling of 1011201012002 in words is "one trillion, eleven billion, two hundred one million, twelve thousand, two".