201001210001003 has 8 divisors (see below), whose sum is σ = 201954236738880. Its totient is φ = 200048187172680.

The previous prime is 201001210000993. The next prime is 201001210001017. The reversal of 201001210001003 is 300100012100102.

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

It is a cyclic number.

It is not a de Polignac number, because 201001210001003 - 2¹⁰ = 201001209999979 is a prime.

It is a super-2 number, since 2×201001210001003² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (201001210001093) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 195207368 + ... + 196234346.

It is an arithmetic number, because the mean of its divisors is an integer number (25244279592360).

Almost surely, 2^{201001210001003} is an apocalyptic number.

201001210001003 is a deficient number, since it is larger than the sum of its proper divisors (953026737877).

201001210001003 is a wasteful number, since it uses less digits than its factorization.

201001210001003 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1954777.

The product of its (nonzero) digits is 12, while the sum is 11.

Adding to 201001210001003 its reverse (300100012100102), we get a palindrome (501101222101105).

The spelling of 201001210001003 in words is "two hundred one trillion, one billion, two hundred ten million, one thousand, three".