201001021002002 has 48 divisors (see below), whose sum is σ = 360712254879360. Its totient is φ = 83516458012416.

The previous prime is 201001021001983. The next prime is 201001021002031. The reversal of 201001021002002 is 200200120100102.

It is a happy number.

201001021002002 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 760325102 + ... + 760589417.

It is an arithmetic number, because the mean of its divisors is an integer number (7514838643320).

Almost surely, 2^{201001021002002} is an apocalyptic number.

201001021002002 is a deficient number, since it is larger than the sum of its proper divisors (159711233877358).

201001021002002 is a wasteful number, since it uses less digits than its factorization.

201001021002002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1520914587 (or 1520914574 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 11.

Adding to 201001021002002 its reverse (200200120100102), we get a palindrome (401201141102104).

The spelling of 201001021002002 in words is "two hundred one trillion, one billion, twenty-one million, two thousand, two".