201001210001002 has 16 divisors (see below), whose sum is σ = 301612666273920. Its totient is φ = 100463656293648.

The previous prime is 201001210000993. The next prime is 201001210001017. The reversal of 201001210001002 is 200100012100102.

It is a self number, because there is not a number n which added to its sum of digits gives 201001210001002.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 246715723 + ... + 247529089.

It is an arithmetic number, because the mean of its divisors is an integer number (18850791642120).

Almost surely, 2^{201001210001002} is an apocalyptic number.

201001210001002 is a deficient number, since it is larger than the sum of its proper divisors (100611456272918).

201001210001002 is a wasteful number, since it uses less digits than its factorization.

201001210001002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 858645.

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

Adding to 201001210001002 its reverse (200100012100102), we get a palindrome (401101222101104).

The spelling of 201001210001002 in words is "two hundred one trillion, one billion, two hundred ten million, one thousand, two".