201001202122003 has 4 divisors (see below), whose sum is σ = 201046038441928. Its totient is φ = 200956365802080.

The previous prime is 201001202121947. The next prime is 201001202122013. The reversal of 201001202122003 is 300221202100102.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 201001202122003 - 2⁹ = 201001202121491 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (201001202122013) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 22418153238 + ... + 22418162203.

It is an arithmetic number, because the mean of its divisors is an integer number (50261509610482).

Almost surely, 2^{201001202122003} is an apocalyptic number.

201001202122003 is a deficient number, since it is larger than the sum of its proper divisors (44836319925).

201001202122003 is an equidigital number, since it uses as much as digits as its factorization.

201001202122003 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44836319924.

The product of its (nonzero) digits is 96, while the sum is 16.

Adding to 201001202122003 its reverse (300221202100102), we get a palindrome (501222404222105).

The spelling of 201001202122003 in words is "two hundred one trillion, one billion, two hundred two million, one hundred twenty-two thousand, three".